College of Agricultural Sciences Personnel Profile
Personnel Photo of Richard Mark Enns
Richard Mark Enns
Professor
Animal Sciences
College of Agricultural Sciences

Animal Sciences Building, Room
Phone:
970-491-2722
Education:
  • Other, Professional Animal Scientist; Beef Cattle Certification
  • Ph D, CSU; Animal Sciences
  • MS, CSU; Animal Sciences
  • Other, Tabor College; Biology
Personal Website:
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Zeng, Xi, Speidel, Scott E, Thomas, Milton, Enns, R. Mark, "Estimating Economic Values of Traits Belonging to Cattle in Maternal Beef Production. Proc. West. Sect. Am. Soc. An. Sci." American Society of Animal Science

Dias, Marina M, Canovas, Angela, Mantilla-Rojas, C., Riley, David G, Luna-Nevarez, Pablo, Coleman, Stephen John, Speidel, Scott E, Enns, R. Mark, Islas-Trejo, A, Medrano, Juan F, Moore, Steve , Fortes, Marina, Nguyen, Loan T., Venus, B., Diaz, Iara, Souza, F., Albuquerque, L, Thomas, Milton, Oliveria, H., (2017) SNP detection using RNA-sequences of candidate genes associated with puberty in cattle Genetics and Molecular Research 16 1 17

Dias, M M, Cánovas, A, Mantilla-Rojas, C, Riley, D G, Luna-Nevarez, P, Coleman, Stephen John, Speidel, Scott E, Enns, R. Mark, Islas-Trejo, A, Medrano, J F, Moore, S S, Fortes, M R, Nguyen, L T, Venus, B, Diaz, I S, Souza, F R, Fonseca, L F, Baldi, F, Albuquerque, L G, Thomas, Milton, Oliveira, H N, (2017) SNP detection using RNA-sequences of candidate genes associated with puberty in cattle. Genetics and molecular research : GMR 16 1

Luna-Nevarez, P., Leyva-Corona, J. C., Sanchez-Castro, M. A., Zamorano-Algandar, R., Medrano, J. F., Rincon, G., Enns, R. Mark, Speidel, Scott E, Thomas, Milton, (2016) "A polymorphism within the PAPPA2 gene is associated with postpartum fertility traits in Holstein Dairy cattle located in southern Sonora Mexico" J. Anim. Sci. 94(E. Suppl. 5) E163-E164

Zeng, Xi, Holt, Timothy N, Speidel, Scott E, Enns, R. Mark, Thomas, Milton, (2016) "Angus cattle at high elevation: Comparison of models to estimate breeding values of yearling pulmonary arterial pressure" J. Anim. Sci. 94(E. Suppl. 5) E166-E167

Bailey, D. W., Millward, M., Stricklan, D., Thomas, Milton, Speidel, Scott E, Enns, R. Mark, Medrano, J., Howery, L. D., (2016) "Development of indicies to select beef cattle for terrain use" Proceedings Society of Range Management pp. 81

Krehbiel, B. C., Thomas, Milton, Blackburn, H. D., Speidel, Scott E, Enns, R. Mark, Keenan, L. D., (2016) "Evaluation of genetic structure across five U.S. Climate zones using prominent AI sires of two British Bos taurus breeds" J. Anim. Sci. 94(E. Suppl. 5) E4-E5

Krehbiel, B. C., Thomas, Milton, Blackburn, H. D., Speidel, Scott E, Enns, R. Mark, Keenan, L., (2016) "Evaluation of genetic structure across five US climate zones using prominent AI sires of two British Bos taurus breeds" Proceedings WSASAS 67 65-68

Canovas, A., Cockrum, Rebecca, Brown, D., Riddle, S., Neary, J. M., Holt, Timothy N, Medrano, J. F., Islas-Trejo, A., Enns, R. Mark, Speidel, Scott E, Cammack, K., Stenmark, K. R., Thomas, Milton, (2016) "Functional genomics of high altitude disease in Angus cattle: leveraging-OMICs and systems biology to better understanding of the function and role of key contributing genes." Proc. Int. Soc. Anim. Genet. pp. 78. Abstract P3050

Canovas, A., Cockrum, Rebecca, Brown, D., Riddle, S., Neary, J. M., Holt, Timothy N, Krafsur, Greta M, Medrano, J. F., Islas-Trejo, A., Enns, R. Mark, Speidel, Scott E, Cammack, K., Stenmark, K. R., Thomas, Milton, (2016) "Functional SNP in a polygenic disease induced by high-altitude in fattening Angus steer" Proc. Eur. Fed. Anim. Sci pp. 67. Abstract 419

Canovas, A., .Cockrum, R. R, Brown, D., Riddle, S., Neary, J. M., Holt, Timothy N, Medrano, J. F., Islas-Trejo, A., Enns, R. Mark, Speidel, Scott E, Cammack, K., Stenmark, K. R., Thomas, Milton, (2016) "Functional SNP in a polygenic disease induced by high-altitude in fattening Angus steers using systems biology approach" J. Anim. Sci. 94(E. Suppl. 5) E121

Boldt, Ryan John, Speidel, Scott E, Thomas, Milton, Keenan, L., Enns, R. Mark, (2016) "Genetic parameters for production traits and heifer pregnancy in Red Angus cattle" J. Anim. Sci. 94(E. Suppl. 5 E183

Cockrum, Rebecca, Berge, N. F., Zeng, Xi, Blackburn, H., Holt, Timothy N, Enns, R. Mark, Thomas, Milton, (2016) "Genotypes associated with yearling pulmonary arterial pressure similar for growth measures in Angus heifers" Plant and Animal Genome XXIV Abstract PO508

Crawford, Natalie Faye, Thomas, Milton, Holt, Timothy N, Speidel, Scott E, Enns, R. Mark, (2016) Heritabilities and genetic correlations of pulmonary arterial pressure and performance traits in Angus cattle at high altitude J. Anim. Sci. 94 11 4483-4490

Bailey, D. W., Millward, M. F., Thomas, Milton, Speidel, Scott E, Enns, R. Mark, Medrano, J. F., Howery, L. D., (2016) "Improvements of cattle grazing distribution through genetic selection: challenges and opportunities" Proc. 10th Int. Rangeland Congr. pp. 182-183

Thomas, Milton, Enns, R. Mark, Hagevoort, R., Neibergs, J. S., Eenennaam, A. L. Van, Neibergs, H. L., Womack, J. E., (2016) "Integrated program for reducing bovine respiratory disease complex (BRDC) in cattle, coordinated agricultural project (CAP): translation of multi-omics research results into teaching programs" J. Anim. Sci. 94(E. Suppl. 5) E121

Thomas, Milton, Coleman, Stephen John, Speidel, Scott E, Enns, R. Mark, (2016) "Multi-omics data resources and use in genetic improvement of cattle growth and health" J. Anim. Sci. 94(E. Suppl. 5) E369-E370

Canovas, A, Cockrum, Rebecca, Brown, Richard David, Riddle, S. K., Neary, J. M., Holt, Timothy N, Krafsur, Greta M, Medrano, J. F., Islas-Trejo, A., Enns, R. Mark, Speidel, Scott E, Cammack, K., Stenmark, K. R., Thomas, Milton, (2016) "Polymorphisms and splice variants in a polygenic disease induced by high altitude in fattening Angus steers using RNA-Seq and systems biology" Plant and Animal Genome XXIV Abstract PO108

Crawford, Natalie Faye, Zeng, Xi, Coleman, Stephen John, Holt, Timothy N, Speidel, Scott E, Enns, R. Mark, Newman, John, Hamid, R., Thomas, Milton, (2016) "Pulmonary arterial pressure in yearling Angus cattle managed at high altitude: Study of a non-synonymous SNP in the oxygen-dependent degradation domain of the endothelial PAS domain-containing protein 1 gene" J. Anim. Sci. 94(E. Suppl. 5) E79-E80

Bailey, Derek W, Thomas, Milton, Holt, Tim N, Stephenson, Mitch B, Enns, R. Mark, Speidel, Scott E, (2016) Relationship of pulmonary arterial pressure and terrain use of Angus cows grazing high-altitude foothill rangelands Livest. Sci. 190 76-80

Dias, M. M., Thomas, Milton, Canovas, A., Mantilla-Rojas, C., Riley, D., Luna, P., Coleman, Stephen John, Speidel, Scott E, Enns, R. Mark, Ilas-Trejo, A., Medrano, J. F., Cockrum, Rebecca, Cammack, K. M., Stenmark, K. R., Moore, S., Fortes, M. R. S., Nguyen, L.T, Venus, B., Diaz, I., Souza, F., Fonseca, L., Baldi, F., Albuquerque, L., Oliveira, H., (2016) "SNP discovery in RNA-Seq across breeds of cattle in puberty-related candidate genes (i.e., network hubs)" Plant and Animal Genome Abstract PO518

Luna-Nevarez, P., Pavlovich-Sotomayor, M., Luna-Ramirez, R. I., Aguilar-Trejo, C. M., Luna-Nevarez, G., Zeng, Xi, Speidel, Scott E, Enns, R. Mark, Thomas, Milton, (2016) "Study of genetic basis of immune response in gilts vaccinated with a modified live PRRS virus in a swine farm from southern Sonora Mexico" J. Anim. Sci. 94(E. Suppl. 5) E86-E87

Culbertson, Miranda Marguerite, Thomas, Milton, Leachman, L. L., Enns, R. Mark, Speidel, Scott E, (2016) "The effect of heterosis on pulmonary arterial pressure in beef cattle" J. Anim. Sci. 94(E. Suppl. 5) E167

Pauling, Rachel Christine, Speidel, Scott E, Thomas, Milton, Culbertson, Miranda Marguerite, Peel, R. Kraig, Enns, R. Mark, (2016) "Winter climate variables and their effect of feed intake in Bos taurus bulls" J. Anim. Sci. 94(E. Suppl. 5) E606

Culbertson, Miranda Marguerite, Thomas, Milton, Leachman, L. L., Enns, R. Mark, Speidel, Scott E, (2016) "Effect of heterosis on pulmonary arterial pressure in beef cattle" CSU Grad Showcase

Enns, R. Mark, Speidel, Scott E, (2016) "Understanding Cow Maintenance" The American Simmental Register 30 2 22-24

Gulick, A K, Garry, Franklyn B, Holt, Timothy N, Retallick-Trennepohl, K, Enns, R. Mark, Thomas, Milton, Neary, J M, (2016) "Angus calves born and raised at high altitude adapt to hypobaric hypoxia by increasing alveolar ventilation rate but not hematocrit." Journal of animal science 94 10 4167-4171

Neary, J M, Brown, R D, Holt, Timothy N, Stenmark, K R, Enns, R. Mark, Thomas, Milton, Garry, Franklyn B, (2016) "Static and dynamic components of right ventricular afterload are negatively associated with calf survival at high altitude." Journal of animal science 94 10 4172-4178

Speidel, Scott E, Enns, R. Mark, (2016) "Report to the Red Angus Association of America. Results of EPD Grouping Strategies for Stayability" Red Angus Association of America

Enns, R. Mark, Speidel, Scott E, (2016) "Growing Profit by Understanding Cow Maintenance Efficiency and Maintenance Requirement in an Animal and Systems Context" Progress on the Prairie: 2016 Beef Improvement Federation Annual Meeting and Symposium 29-35

Enns, R. Mark, Speidel, Scott E, (2016) "Growing profit by understanding cow maintenance efficiency and maintenance requirements in an animal and systems context." Beef Improvement Federation 30-31

Boldt, Ryan John, Speidel, Scott E, Enns, R. Mark, (2016) "Report to the American Gelbvieh Association. Results of analysis for prototype Stayability EPD requiring consecutive carvings." American Gelbvieh Association

Culbertson, Miranda Marguerite, Speidel, Scott E, Enns, R. Mark, (2016) "Report to Leachman Cattle of Colorado. Results of Development of Stayability EPD." Leachman Cattle of Colorado

Culbertson, Miranda Marguerite, Speidel, Scott E, Enns, R. Mark, (2016) "Report to Leachman Cattle of Colorado. Results of Development of Pulmonary Arterial Pressure EPD." Leachman Cattle of Colorado

Blackburn, H., Thomas, Milton, Enns, R. Mark, Speidel, Scott E, Paiva, S., (2015) "A livestock database for long term storage and use of genomic and other associated information" Plant and Animal Genome XXIII Abstract W142

Zeng, Xi, Holt, Timothy N, Enns, R. Mark, Speidel, Scott E, Thomas, Milton, (2015) "Angus cattle at high altitude: Relationship between age and pulmonary arterial pressure" Proc. West. Sect. Am. Soc. Anim. Sci. 66 119-121

Zamorano-Algandar, R., Correa-Calderon, A., Sanchez-Castro, M., Rincon, G., Medrano, J.F., Hernandez, A., Luna-Nevarez, G., Speidel, Scott E, Enns, R. Mark, Thomas, Milton, Luna-Neverez, P., (2015) "Candidate gene molecular breeding value prediction of reproductive performance in Holstein dairy cows managed under heat stress conditions from southern Sonora in Mexico" Proc. West. Sect. Am. Soc. Anim. Sci. 66 249-252

Culbertson, Miranda Marguerite, Speidel, Scott E, Thomas, Milton, Enns, R. Mark, (2015) "Effects of beef cow milk production levels on longevity from Colorado State University’s Beef Improvement Center" Proc. West. Sect. Am. Soc. Anim. Sci. 66 111-113

Hernandez, A., Sanchez-Castro, M., Zamorano-Algandar, R., Luna-Nevarez, P., Rincon, G., Medrano, J.F., Speidel, Scott E, Enns, R. Mark, Thomas, Milton, (2015) "Genotypes within the prolactin and GH-IGF1 pathways association with 305 d milk yield in heat stressed lactating Holstein cows" Proc. West. Sect. Am. Soc. Anim. Sci. 66 114-118

Neary, J.M., Garry, Franklyn B, Holt, Timothy N, Morley, P.S., Krafsur, Greta M, Brown, R.D., Stenmark, K.R., Enns, R. Mark, Thomas, Milton, (2015) "High altitude disease, PAP, feedlot hypertension and respiratory issues: are they linked?" Proc. Range Beef Cow Symp. XXIV 141-146

Tizioto, Polyana, Thomas, Milton, Enns, R. Mark, (2015) Immunological response to single pathogen challenge with agents of the bovine respiratory disease complex: an RNA-seq analysis of the bronchial lymph node transcriptome PLOS One 21

Cockrum, Rebecca, Holloway, C., Zeng, Xi, Crawford, Natalie Faye, Neary, J.M., Holt, Timothy N, Blackburn, H., Speidel, Scott E, Enns, R. Mark, Thomas, Milton, (2015) "Intrinsic response to hypoxic stress associated with cellular metabolism an inflammation in beef cattle." Plant and Animal Genome XXIII Abstract P0169

Neary, J.M., Garry, Franklyn B, Holt, Timothy N, Thomas, Milton, Enns, R. Mark, (2015) Mean pulmonary arterial pressures in Angus steers increase from cow-calf to feedlot-finishing phases J. Anim. Sci. 93 3854-3861

Crawford, Natalie Faye, Speidel, Scott E, Zeng, Xi, Holt, Timothy N, Thomas, Milton, Enns, R. Mark, (2015) "Multivariate analysis of genetic relationships between pulmonary arterial pressure and performance traits in an Angus herd at high elevation" Proc. West. Sect. Am. Soc. Anim. Sci. 66 126-128

Krafsur, Greta M, Brown, R.D., Neary, J.M., Holt, Timothy N, Gould, Daniel H, Riddle, S., Canovas, A., Medrano, J., Enns, R. Mark, Cockrum, Rebecca, Thomas, Milton, Stenmark, K.R., (2015) Natural history of pulmonary hypertension: adaptive versus maladaptive physiologic responses and cardiopulmonary remodeling in beef cattle exposed to chronic hypoxia Am. J. Respir. Crit. Care Med. 191 A5535

Krafsur, Greta M, Brown, D., Neary, J., Holt, Timothy N, Gould, Daniel H, Riddle, S., Canovas, A., Medrano, J., Enns, R. Mark, Thomas, Milton, Stenmark, K., (2015) "Natural history of pulmonary hypertension: adaptive versus maladaptive physiologic responses in beef cattle exposed to chronic hypoxia and the role of inflammation in the progession of pulmonary hypertension" 50th Am. Assoc. Vet. Lab. Diagn. Mtg p. 81

Brown, R.D., Canovas, A., Riddle, S., Neary, J.M., Islas-Trejo, A., Krafsur, Greta M, Cockrum, Rebecca, Enns, R. Mark, Medrano, J., Thomas, Milton, Stenmark, K.R., (2015) Natural history of pulmonary hypertension: transcriptome analysis of right ventricular remodeling and failure in beef cattle exposed to chronic hypoxia Am. J. Respir. Crit. Care Med. 191 A1041

Culbertson, Miranda Marguerite, Speidel, Scott E, Peel, R. Kraig, Cockrum, Rebecca, Thomas, Milton, Enns, R. Mark, (2015) Optimum measurement period for evaluating feed intake traits in beef cattle J. Anim. Sci. 93 1-9

Saad, H.M., Enns, R. Mark, Thomas, Milton, Speidel, Scott E, (2015) "Performance losses due to selection for low birth weight versus calving ease: a simulation study in beef cattle" Proc. West. Sect. Am. Soc. Anim. Sci. 66 129-132

Canovas, A.A., Cockrum, Rebecca, Brown, R.D., Riddle, S.K., Neary, J.M., Holt, Timothy N, Krafsur, Greta M, Medrano, J.F., Islas-Trejo, A., Enns, R. Mark, Speidel, Scott E, Stenmark, K.R., Thomas, Milton, (2015) "Polymorphisms and splice variants in a polygenic disease induced by high-altitude in Angus cattle using RNA-Sequencing and systems biology" Abstr. Soc. Españ. Genética.

Bailey, D.W., Thomas, Milton, Holt, Timothy N, Stephenson, M.B., Enns, R. Mark, Speidel, Scott E, (2015) "Relationships of pulmonary arterial pressure and terrain use of beef cows grazing high-altitude foothills rangeland" Proc. West. Sect. Am. Soc. Anim. Sci. 66 99-103

Dias, M.M., Canovas, A., Mantilla-Rojas, C., Medrano, J.F., Thomas, Milton, Speidel, Scott E, Enns, R. Mark, Rivera-Acuna, F., Luna-Nevarez, P., Riley, D.G., (2015) "Single nucleotide polymorphisms associated with growth, fertility, and first-calf survival traits in Brangus heifers managed under semi-desert extensive conditions in southern Sonora" Tex. A&M University CONACYT (MX) Symposium

Dias, M.M., Canovas, A., Mantilla-Rojas, C., Riley, D.G., Luna-Nevarez, P., Speidel, Scott E, Enns, R. Mark, Dias, I.S.D.P., Souza, F.R.P., Medrano, J.F., Oliveira, H.N., Thomas, Milton, (2015) "SNP query in candidate genes that affect puberty in Bos indicus-influenced heifers" Proc. West. Sect. Am. Soc. Anim. Sci. 66 104-107

Neary, J.M., Garry, Franklyn B, Holt, Timothy N, Brown, R.D., Stenmark, K.R., Enns, R. Mark, Thomas, Milton, (2015) The altitude at which a calf is born and raised determines the rate at which mPAP increases with age J. Anim. Sci. 93 1-7

Canovas, A., Cockrum, Rebecca, Brown, R.D., Riddle, S.K., Neary, J.M., Holt, Timothy N, Krafsur, Greta M, Garry, Franklyn B, Medrano, J.F., Islas-Trejo, A., Enns, R. Mark, Speidel, Scott E, Stenmark, K.R., Thomas, Milton, (2015) "Transciptomics and systems biology of high altitude disease in Angus cattle" Plant and Animal Genome XXIII Abstract P0310

Boldt, Ryan John, Speidel, Scott E, Thomas, Milton, Enns, R. Mark, (2015) "Variance components for genetic evaluation of body condition score in beef cattle" Proc. West. Sect. Am. Soc. Anim. Sci. 66 108-110

Zeng, Xi, Speidel, Scott E, Enns, R. Mark, (2015) "Report to Powerline Genetics. Incorporation of external sire EPD into growth and carcass evaluations." Powerline Genetics

Boldt, Ryan John, Enns, R. Mark, Thomas, Milton, Speidel, Scott E, (2015) "Report to the Red Angus Association of America. Research Update: Red Angus Next Generation Fertility genetic evaluation" Red Angus Association of America

MacNeil, Michael D, Enns, R. Mark, Newman, Scott, Neilsen, Merlin, Mokolobate, M C, Speidel, Scott E, Scholtz, M M, Cassady, Joe P, (2015) "Background for Guidelines to Facilitate Enhanced Genetic Potentials for Cow Efficiency" 47th Beef Improvement Federation Conference Proceedings

Trejo, C.M. Aguilar, Rubio, J.A. Romo, Nevarez, P. Luna, Thomas, Milton, Enns, M., (2014) "Abstract #162 in Indentification de cerados (Sus scrofa domestica): resistance a la infeccion del PRRS a traves de selection genomica en el sur de Sonora, Mexico" Mexican Agricultural Sciences

Thomas, Milt G., Enns, R. Mark, (2014) "Susceptibility loci revealed for bovine respiratory disease complex in pre-weaned Holstein calves" BMC Genomics 15 1164

Peters, S.O., Kizilkaya, K., Garrick, D.J., Fernando, R.L., Pollak, E.J., Enns, R. Mark, De Donato, M., Ajayi, O.O., Imumorin, I.G., (2014) Use of robust multivariate linear mixed models for estimation of genetic parameters for carcass traits in beef cattle Journal of Animal Breeding and Genetics 131 6 504–512

Cockrum, R.R., Zeng, X., Berge, N.F., Neary, J.M., Garry, F.B., Holt, Timothy N, Blackburn, H.D., Thomas, Sean Patrick, Speidel, S.E., Garrick, D.J., Enns, R.M., Thomas, M.G., (2014) "Angus cattle at high altitude: genetic relationships and initial genome wide association analyses of pulmonary arterial pressure" WCGALP

Culbertson, M.M., Speidel, Scott E, Thomas, M.G., Keenan, L., Enns, R.M., (2014) "Effect of genetics level of beef cow milk production on longevity in diverse environments" WCGALP

Speidel, Scott E, S., , Cockrum, Rebecca, Salak-Johnson, J. L., Chase, C. C. L., Thomas, Milton, Peel, R. Kraig, Enns, R. Mark, (2014) "Genetic analysis of receiving weight, ultrasound back fat, ultrasound rib eye area, ultrasound percent intramuscular fat, and bovine respiratory disease in feedlot cattle" WCGALP

Zeng, X., Cockrum, R.R., Berge, N.F., Neary, J.M., Garry, F.B., Holt, Timothy N, Blackburn, H.D., Speidel, S.E., Garrick, D.J., Enns, R.M., Thomas, M.G., (2014) "Genetic correlation and genome wide association study of pulmonary arterial pressure and post weaning growth traits in Angus heifers from a high altitude breeding program" WCGALP

Berge, N.F., Speidel, S.E., Zeng, X., Culbertson, M.M., Thomas, M.G., Enns, R.M., (2014) "Genetic relationships between pulmonary arterial pressure and performance traits in Colorado State University Beef Improvement Center Angus herd" WCGALP

Boldt, R.J., Culbertson, M.M., Berge, N.F., Thomas, M.G., Holt, Timothy N, Speidel, S.E., Enns, R.M., (2014) "Phenotypic analysis of pulmonary arterial pressure and feed intake data in cattle" WCGALP

Hernandez, Paul R, Luna-Nevarez, , Rincon, G., Medrano, J.F., Enns, R.M., Thomas, M.G., (2014) "Relationships of endocrine pathway SNP and molecular breeding value with milk production traits in heat stressed Holstein cows" WCGALP

Thomas, M.G., Berge, N.F., Enns, R.M., Hagevoort, G.R., Eenennaam, A.L. Van, Neibergs, H.L., Neibergs, J.S., Womack, J. E., (2014) "Research trainee participation is a bonus to teaching aims in the Bovine Respiratory Disease Complex Coordinated Agricultural Project" WCGALP

Diaz, Iara D.P.S., Crews, Denny, Enns, R. Mark, (2014) Cluster and meta-analyses of genetic parameters for feed intake traits in growing beef cattle Journal of Animal Breeding and Genetics 131 217-226

Bates, K. E., Weaber, R. L., Bormann, J. M., Moser, D. W., Salak-Johnson, J. L., Chase, C. C. L., Peel, R. Kraig, Van Campen, Hana, Loneragan, G. H., Wagner, John J, Boddhireddy, P., Payaga, K., Enns, R. Mark, Relationships among temperament, immune function, and carcass merit in beef cattle. Western Section American Society of Animal Science 64

Zeng, Xi, Speidel, Scott E, Thomas, Milton, Enns, R. Mark, (2013) "Estimating Economic Values of Traits Belonging to Cattle in Maternal Beef Production. Proc. West. Sect. Am. Soc. An. Sci." American Society of Animal Science

Nielsen, M. K., MacNeil, M. D., Dekkers, J.C. M., Crews, Denny, Rathje, T. A., Enns, R. Mark, Weaber, R. L., (2013) Life-cycle, total-industry genetic improvement of feed efficiency in beef cattle: Blueprint for the Beef Improvement Federation Professional Animal Scientist 29 559-565

Bates, K. E., Weaber, R. L., Bormann, J. M., Moser, D. W., Salak-Johnson, J. L., Chase, C. C. L., Peel, R. Kraig, Van Campen, Hana, Loneragan, G. H., Wagner, John J, Boddhireddy, P., Payaga, K., Enns, R. Mark, (2013) Relationships among temperament, immune function, and carcass merit in beef cattle. Western Section American Society of Animal Science 64

(2012) "Cluster and meta-analyses of genetic parameters for feed intake traits in beef cattle" J Anim Sci 90 3 452

Bigler, B.J., French, J.T., Ahola, Jason Kee, Whittier, Jack C, Frasier, W Marshall, Seidel, George E, Enns, R. Mark, Peel, R. Kraig, (2012) "Comparing the lifetime productivity of beef females initially conceiving to, or sired by artificial insemination or natural service" Proceedings, Western Section, American Society of Animal Sciences, July 16, 2012: Phoenix, Arizona

(2012) "Comparing the lifetime productivity of beef females initially conceiving to, or sired by, artificial insemination or natural service" J Anim Sci 90 3 154

(2012) "Cumulative discounted gene expression for economically relevant traits for terminal and maternal purpose in cattle production system" J Anim Sci 90 suppl 3 452

(2012) "Estimation of heterotic effects on stayability in beef cattle" J Anim Sci 90 3 452-453

(2012) "Genetic parameters associated with feedlot bovine respiratory disease complex morbidity and mortality" J Anim Sci 90 3 228

(2012) "Genetic trends for growth-related traits and calving ease of Simmental beef cattle" J Anim Sci 90 3 20

(2012) "Incorporation of external EPBV into the American Gelbvieh Association carcass national cattle evaluation" J Anim Sci 90 suppl 3 451

(2012) "Livestock Management Systems report" AES Progress Report

(2012) "National Beef Cattle Genetic Evaluation progress report" AES Progress Report

(2012) "Results of analysis for incorporations of external Angus and Red Angus EPDs in to the Gelbvieh carcass evaluations" Report to the American Gelbvieh Association 8 pages

(2012) "Results of analysis for prototype heifer calving ease EBV" Report to Focus Genetics L/P New Zealand 5 pages

(2012) "Results of prototype developing for addition of birth weight to mature cow maintenance energy EPD and Accuracy" Report to the Red Angus Association of America 11 pages

(2011) "Braunvieh 2010/2011 Sire Summary Evaluation" Report to Braunvieh Association of America for inclusion with their sire summary, 2 pgs

(2011) "Effects of a long acting trace mineral rumen bolus upon range cow productivity" Proceedings of the Western Section of the American Society of Animal Science 62 349-353

(2011) Effects of genetic markers and implant strategy on longissimus and gluteus muscle tenderness of calf-fed steers and heifers J Anim Sci 89 1401-1411

(2011) "Evidence of genetic variability in cattle health traits: Opportunities for improvement" Proceedings of the Beef Improvement Federation’s 43rd Annual Research Symposium and Annual Meeting Bozeman, MT 22-26

(2011) Genetic analyses involving microsatellite ETH10 genotypes on bovine chromosome 5 and performance trait measures in Angus and Brahman-influenced cattle J Anim Sci 89 2031-2041

(2011) "Genetic and phenotypic parameters for carcass and ultrasound traits of american shorthorn beef cattle" Proceedings of the Western Section of the American Society of Animal Science 62 108-111

(2011) "Genetic associations between bovine respiratory disease and carcass traits in feedlot steers" Proceedings of the Western Section of the American Society of Animal Science 62 89-92

(2011) "Genetic evaluation of postpartum interval in Charolais cows" Proceedings of the Western Section of the American Society of Animal Science 62 104-107

(2011) Genetic parameters for intramuscular fat percentage, marbling score, scrotal circumference, and heifer pregnancy in Red Angus cattle J Anim Sci

(2011) "Genetic parameters for ultrasound measurement in Brangus cattle" Proceedings of the Western Section of the American Society of Animal Science 62 98-100

(2011) "Heifer Pregnancy- Influences on Profitability" Brangus Journal

(2011) "Inclusion of Ultrasound Intramuscular Fat into Ultrasound Fat EBV and Accuracy Calculations" CGEL Report to Rissington Breedline, Ltd 3 pgs

(2011) "Random regression methodologies used for a days to weight genetic prediction in beef cattle" Proceedings of the Western Section of the American Society of Animal Science 62 93-97

(2011) "The 2011 Shorthorn Sire Summary" Report to ASA for inclusion in their sire summary material, 2pgs

(2011) "Using EPD in the Seedstock Herd" Brangus Journal

Gruber, S L, Tatum, J. Daryl, Engle, Terry E, Chapman, Phillip Lee, Enns, R. Mark, Belk, Keith E., Smith, Gary C, (2011) Effects of genetic markers and implant strategy on longissimus and gluteus muscle tenderness of calf-fed steers and heifers. Journal of animal science 89 5 1401-11

(2010) "An International Perspective on Genetic Improvement" Brangus Journal (this was the international edition and also translated into Spanish)

(2010) "Analysis of published genetic parameter estimates for feed utilization traits in beef cattle" J Anim Sci 88 E-Suppl 2 184

(2010) "Braunvieh 2009/2010 Sire Summary Evaluation" Colorado State University Center for Genetic Evaluation of Livestock 2 pgs

(2010) Effects of genetic markers and implant strategy on longissimus and gluteus muscle tenderness of calf-fed steers and heifers Published online as jas2010-2893v1-20102893 , 39 pgs

(2010) "Factors influencing onset of disease and subsequent effects on feedlot performance" J Anim Sci 88 E-Suppl 2 466

(2010) Genetic analysis of longitudinal data in beef cattle Genet Mol Res 9 19-33

(2010) Genetic diversity and population structure of American Red Angus cattle J Anim Sci 88 59-68

(2010) "Genetic Improvement: Staying Focused" Frontline (a commercial producer publication by the International Brangus Breeder's Association) 1pg

(2010) "Grazing Management and Genetic Improvement" Frontline

(2010) Growth characteristics, reproductive performance, and evaluation of their associative relationships in Brangus cattle managed in a Chihuahuan Desert production system J Anim Sci 88 1891-1904

(2010) "Interpreting Total Maternal EPD" Brangus Journal

(2010) "Matching your environment" Brangus Journal

(2010) "Milk EPD--How do they work?" Frontline

(2010) "Report to American Gelbvieh Association" Summary of Changes to Carcass and Stayability Evaluations 9 pgs

(2010) "Selection Decisions: Tools for economic improvement beyond EPD" Beef Sire Selection Manual, 2nd Edition National Beef Cattle Evaluation Consortium Eds: MK Nielsen This is a revision of the chapter originally written for the 1st Edition in 2006 42-49

(2010) "Techniques for sifting inconsistent data points from repeatedly weighted beef cattle" J Anim Sci 88 E-Suppl 2 39

(2010) "The 2010 American Shorthorn Sire Summary" Written as the introduction to the sire summary analysis 2 pages

(2010) "The effect of morbidity on feedlot performance and carcass quality in feedlot steers" J Anim Sci 88 E-Suppl 2 10

(2010) "The Impacts of AI on Genetic Improvement" Brangus Journal

(2010) "The push for feed efficiency: How will it affect our cows?"

(2010) "The relationship of bovine respiratory disease and carcass ultrasound measures" J Anim Sci 88 E-Suppl 2 41

(2010) "The Role of economically relevant and indicator traits" Beef Sire Selection Manual, 2nd Edition National Beef Cattle Evaluation Consortium Eds: MK Nielsen, coordinator This is a revision of the chapter originally written for the 1st Edition in 2006 17-20

(2009) Quantitative trait loci with effects on feed efficiency traits in Hereford x composite double backcross populations Anim Genet 40 986-988

Pepper, A.R., Enns, R. Mark, Weaber, R.L., Van Campen, Hana, Loneragan, G.H., Salak-Johnson, J.L., Chase, C.C.L., Peel, R. Kraig, (2009) "Relationships of Exit Velocity and Average Chute Score with Carcass Traits in Feedlot Steers" Proceedings, Western Section, American Society of Animal Science 60 34-36

Hyland, A., Seidel, George E, Enns, R. Mark, Peel, R. Kraig, Whittier, Jack C, (2009) Intervals of Five or Seven Days between Controlled Internal Drug-Release Insertion, Gonadotropin-Releasing Hormone and Prostaglandin F2alpha injections: Effects on Pregnancy Rate and Follicular Size. Professional Animal Scientist 25 150-154

(2008) Cattle generalise visual cues from the pen to the field to select initial feeding patches Appl Anim Behav Sci 109 128-140

(2008) Comparison of a caprolactone/lactide film (Mesofol) to two polylactide film products as a barrier to postoperative peridural adhesion in an ovine dorsal laminectomy model Spine 33 1518-1526

(2008) Effect of diet on serum electrolytes, blood pH and markers of bone remodeling in horses J Vet Intern Med 22 820-821

(2008) Genetic change results from selection on an economic breeding objective in beef cattle J Anim Sci 86 3348-3357

(2008) Genetic evaluation of retail product percentage in Simmental cattle J Anim Breed Genet 125 13-19

(2007) Associations of DNA polymorphisms in growth hormone and its transcriptional regulators with growth and carcass traits in two populations of Brangus bulls Genet Mol Res 6 222-237

(2007) Estimation of heterotic effects on heifer pregnancy in crossbred beef cattle J Anim Sci 85 154-154

(2007) Genetic analysis of rebreeding to produce a calf at three years of age in beef cows J Anim Sci 85 191-191

(2007) Genetic analysis of rebreeding to produce a calf at three years of age in beef cows Poultry Sci 86 191-191

(2007) Genetic analysis of rebreeding to produce a calf at three years of age in beef cows J Dairy Sci 90 191-191

(2007) Genetic evaluation of beef carcass data using different endpoint adjustments J Anim Sci 85 1120-1125

(2007) Genetic parameter estimates for ultrasound indicators of carcass performance in Red Angus cattle J Anim Sci 85 152-152

(2007) Maternal effects on docility in Limousin cattle J Anim Sci 85 650-657

(2007) Simulation of cow-calf production with and without realistic levels of variability J Anim Sci 85 332-340

(2007) Stayability to alternate ages J Anim Sci 85 151-151

(2007) Weaning weight inheritance in environments classified by maternal body weight change J Anim Sci 85 610-617

(2006) Effects of a long-acting, trace mineral, reticulorumen bolus on range cow productivity and trace mineral profiles J Anim Sci 84 1439-1453

(2006) Effects of trace mineral supplementation and source, 30 days post-weaning and 28 days post receiving, on performance and health of feeder cattle Asian Austral J Anim 19 1450-1454

(2006) Examination of potential methods to predict pulmonary arterial pressure score in yearling beef cattle J Anim Sci 84 1259-1264

(2006) Genetic correlations of component carcass traits with re-tail product percentage in Simmental cattle J Anim Sci 84 142-142

(2006) Genetic parameters for stayability and body condition score in beef females J Anim Sci 84 144-144

(2006) Human interaction and cortisol Physiol Behav 87 537-541

(2006) Influence of gastrointestinal tract disease on pharmacokinetics of lidocaine after intravenous infusion in anesthetized horses Am J Vet Res 67 317-322

(2006) Influence of gastrointestinal tract disease on pharmacokinetics of lidocaine after intravenous infusion in anesthetized horses Pferdeheilkunde 22 466-466

(2006) Inheritance of hair slickness score and its correlation with growth J Anim Sci 84 139-139

(2006) Insignificant re-ranking of sires for weaning weight in above-and below-average environments J Anim Sci 84 143-143

(2006) Parameter estimates and breeding values for days to finish to a constant fat endpoint J Anim Sci 84 143-143

(2006) Predicting breeding values and accuracies from group in comparison to individual observations J Anim Sci 84 88-92

(2006) The effect of simulated censored data on estimates of heritability of longevity in the Thoroughbred racing industry Genet Mol Res 5 15-Jul

(2006) Threshold model analysis of lamb survivability in Romney sheep New Zeal J Agr Res 49 411-418

Hyland, A., Whittier, Jack C, Seidel, George E, Enns, R. Mark, Peel, R. Kraig, (2006) "Variations in Interval Between GnRH and Prostaglandin F2 Alpha Injections and CIDR insertion for 5 or 7 days on Pregnancy Rate and Follicular Response" Proceedings, Western Section, American Society of Animal Science 59 277-280

Feary, D J, Mama, Khursheed R, Thomasy, S M, Wagner, Ann E, Enns, R. Mark, (2006) "Influence of gastrointestinal tract disease on pharmacokinetics of lidocaine after intravenous infusion in anesthetized horses." American journal of veterinary research 67 2 317-22

(2005) Changes in inbreeding of US Herefords during the twentieth century J Anim Sci 83 992-1001

(2005) Fish meal supplementation alters uterine prostaglandin F-2 alpha synthesis in beef heifers with low luteal-phase progesterone J Anim Sci 83 1832-1838

(2005) Prediction of reproductive traits in Brangus heifers using a SNP and translated product of the IGF-I gene J Anim Sci 83 113-113

(2005) Using additional phenotypic information in data poor analyses J Anim Sci 83 114-114

(2005) Variability in economic value is dependent upon herd average stayability J Anim Sci 83 115-115

(2005) Weaning weight heritability estimates in different environments J Anim Sci 83 114-114

(2004) Development of web-based cow-calf decision support software Poultry Sci 83 391-392

(2004) Development of web-based cow-calf decision support software J Dairy Sci 87 391-392

(2004) Development of web-based cow-calf decision support software J Anim Sci 82 391-392

(2004) Dietary-induced metabolic acidosis decreases bone mineral density in mature ovariectomized ewes Calcified Tissue Int 75 431-437

(2004) Effect of copper, zinc, and manganese supplementation and source on reproduction, mineral status, and performance in grazing beef cattle over a two-year period J Anim Sci 82 2375-2383

(2004) Effects of a long acting trace mineral rumen bolus upon range cow productivity J Anim Sci 82 132-132

(2004) Effects of a long acting trace mineral rumen brolus upon range cow and calf trace mineral profiles J Anim Sci 82 132-132

(2004) Examining the genetic diversity of Hereford cattle J Anim Sci 82 451-451

(2004) Examining the genetic diversity of Hereford cattle J Dairy Sci 87 451-451

(2004) Examining the genetic diversity of Hereford cattle Poultry Sci 83 451-451

(2004) Genetic prediction for estimating mature cow maintenance energy requirements J Anim Sci 82 450-450

(2004) Genetic prediction for estimating mature cow maintenance energy requirements Poultry Sci 83 450-450

(2004) Genetic prediction for estimating mature cow maintenance energy requirements J Dairy Sci 87 450-450

(2004) Growth hormone gene polymorphisms differentially predict ADG and carcass traits in performance tested Angus and Brangus bulls J Dairy Sci 87 379-379

(2004) Growth hormone gene polymorphisms differentially predict ADG and carcass traits in performance tested Angus and Brangus bulls J Anim Sci 82 379-379

(2004) Growth hormone gene polymorphisms differentially predict ADG and carcass traits in performance tested Angus and Brangus bulls Poultry Sci 83 379-379

(2004) Predicting breeding values for feed intake from individual or pen-fed data Poultry Sci 83 452-452

(2004) Predicting breeding values for feed intake from individual or pen-fed data J Anim Sci 82 452-452

(2004) Predicting breeding values for feed intake from individual or pen-fed data J Dairy Sci 87 452-452

(2004) The status of equine genetic evaluation J Anim Sci 82 109-109

(2004) Weighting of information when predicting breeding values using the standard or marker-based inverse of the numerator relationship matrix J Anim Sci 82 243-243

(2004) Weighting of information when predicting breeding values using the standard or marker-based inverse of the numerator relationship matrix J Dairy Sci 87 243-243

(2004) Weighting of information when predicting breeding values using the standard or marker-based inverse of the numerator relationship matrix Poultry Sci 83 243-243

Miller, K.E., Whittier, Jack C, Peel, R. Kraig, Enns, R. Mark, Bruemmer, Jason Edward, Umberger, W.J., (2004) Case Study: Comparison of Breeding and Marketing Systems for Red Angus Cattle Using an Integrated Computer-Based Spreadsheet The Professional Animal Scientist 20 429-436

(2003) Central and peripheral temperature changes in sheep following ovariectomy Maturitas 46 231-238

(2003) Effect of fish meal supplementation on plasma and endometrial fatty acid composition in nonlactating beef cows J Anim Sci 81 2840-2846

(2002) Relationships of metabolic hormones and serum glucose to growth and reproductive development in performance-tested Angus, Brangus, and Brahman bulls J Anim Sci 80 757-767

(2002) Subjective well-being is heritable and genetically correlated with dominance in chimpanzees (Pan troglodytes) J Pers Soc Psychol 83 1141-1149

(2001) Informing the elk debate Int Geosci Remote Se 46 834-836

(2000) Genetic and environmental sources for the correlation between dominance and subjective well-being in zoo chimpanzees (Pan troglodytes) Behav Genet 30 421-422

(2000) Physiology and management - Reproductive performance of Holstein cows receiving somatotropin J Dairy Sci 83 1451-1455

Priest, M.K., Peel, R. Kraig, Whittier, Jack C, Enns, R. Mark, Seidel, George E, (1990) "Effect of 6-H VS 12-H Interval Between Two Prostaglandin Injections in Beef Cows Synchronized for Ovulation Using the 5-D Co-Synch +Cidr Protocol" Proceedings, Western Section, American Society of Animal Science 60 245-247