Analyses of growth curves of Nellore cattle by multiple-trait and random regression models

Journal of Animal Science

Volumn 81, Issue 4, 2003, Pages 918-926

  Nobre, P R C ^a,c   Misztal, I ^a   Tsuruta, S ^a   Bertrand, J K ^a   Silva, L O C ^c   Lopes, P S ^b  

^a UNIVERSITY OF GEORGIA   (United States)

^b University of Vicosa   (Brazil)

^c EMBRAPA CERRADOS   (Brazil)

Author keywords

Beef Cattle; Genetic Parameters; Maximum Likelihood; Regression Analysis

Indexed keywords

ANIMALIA; BOS TAURUS;

AGE; ANIMAL; ARTICLE; BIOLOGICAL MODEL; BIRTH WEIGHT; BREEDING; CATTLE; ENVIRONMENTAL EXPOSURE; FEMALE; GENETICS; GROWTH, DEVELOPMENT AND AGING; MALE; NEWBORN; REGRESSION ANALYSIS; STATISTICAL MODEL; WEIGHT GAIN;

AGE FACTORS; ANIMALS; ANIMALS, NEWBORN; BIRTH WEIGHT; BREEDING; CATTLE; FEMALE; LIKELIHOOD FUNCTIONS; MALE; MATERNAL EXPOSURE; MODELS, GENETIC; MODELS, STATISTICAL; REGRESSION ANALYSIS; WEIGHT GAIN;

EID: 0043130220     PISSN: 00218812     EISSN: None     Source Type: Journal    
DOI: 10.2527/2003.814918x     Document Type: Article

References (21)

1. ABCZ. 2001. Associação Brasileira dos Criadores de Zebu. CPD - Controle de Desenvolvimento Ponderal. Available: http:// www.abcz.org.br. Accessed Jan. 10, 2001.
2. Albuquerque, L. G., and K. Meyer. 2001. Estimates of covariance functions for growth from birth to 630 days of age in Nelora cattle. J. Anim. Sci. 79:2776-2789.
3. Bertrand, J. K., and L. L. Benyshek. 1987. Variance and covariance estimates for maternally influenced beef growth traits. J. Anim. Sci. 64:728-734.
4. BIF. 2002. Guidelines for uniform beef improvement programs. Beef Improv. Fed., Athens, GA.
5. CNPGC. 2001. MA/ABCZ/EMBRAPA. Sumário das raças zebuínas de corte - 2000. Available: http://www.cnpgc.embrapa.br. Accessed Jan. 10, 2001.
6. De Mattos, D., J. K. Bertrand, and I. Misztal. 2000. Investigation of genotype by environment interactions for weaning weight for Herefords in three countries. J. Anim. Sci. 78:2121-2126.
7. Eler, J. P., L. D. Van Vleck, J. B. S. Ferraz, and R. B. Lôbo. 1995. Estimation of variances due to direct and maternal effects for growth traits of Nellore cattle. J. Anim. Sci. 73:3253-3258.
8. Garrick, D. J., E. J. Pollack, R. L. Quaas, and L. D. Van Vleck. 1989. Variance heterogeneity in direct and maternal weight traits by sex and percent purebred for Simmental-sired calves. J. Anim. Sci. 67:2515-2518.
9. Lidauer, M., and E. Mäntysaari. 1999. Multiple trait reduced rank random regression test-day model for production traits. Proc. Interbull Mtg., Interbull Center, Uppsala, Sweden 22:74-80.
10. Meyer, K. 1992a. Bias and sampling covariances of estimates of variance components due to maternal effects. Gen. Sel. Evol. 24:487-509.
11. Meyer, K. 1992b. Variance components due to direct and maternal effects for growth traits of Australian beef cattle. Livest. Prod. Sci. 31:179-204.
12. Meyer, K. 1993. Estimates of covariance components for growth traits of Australian Charolais cattle. Aust. J. Agric. Res. 44:1501-1508.
13. Meyer, K. 1999. Estimates of genetic and phenotypic covariance functions for postweaning growth and mature weight of beef cows. J. Anim. Breed. Genet. 116:181-205.
14. Misztal, I. 2001. REMLF90 Manual: Available: http://nce.ads.uga. edu/~ignacy/newprograms.html/. Accessed March 3, 2003.
15. Misztal, I., T. Strabel, E. A. Mäntysaari, T. H. E. Meuwissen, and J. Jamrozik. 2000. Strategies for estimating the parameters needed for different test-day models. J. Dairy Sci. 83:1125-1134.
16. Robert-Granié, C., E. Maza, R. Ruppi and J. L. Foulley. Use of fractional polynomial for modelling somatic cell scores in dairy cattle. Proc. 7th World Cong. Genet. Appl. Livest. Prod., CDROM, communication 16-05.
17. Robinson, D. L. 1996. Estimation and interpretation of direct and maternal genetic parameters for weights of Australian Angus cattle. Livest. Prod. Sci. 45:1-11.
18. Van der Werf, J., L. R. Schaeffer. 1997. Random regression in animal breeding. Course notes, CGIL, University of Guelph, Canada. Available: http://cgil.uoguelph.ca/pub/notes/notes.html. Accessed March 3, 2003.
19. Varona, L., C. Moreno, L. A. Garcia Cortes, and J. Altarriba. 1997. Multiple trait genetic analysis of underlying biological variables of production functions. Livest. Prod. Sci. 47:201-209.
20. Villalba, D., I. Casasús, A. Sanz, J. Estany, and R. Revilla. 2000. Preweaning growth curves in Brown Swiss and Pirenaica calves with emphasis on individual variability. J. Anim. Sci. 78:1132-1140.
21. Waldron, D. F., C. A. Morris, R. L. Baker, and D. L. Robinson. 1993. Maternal effects for growth traits in beef cattle. Livest. Prod. Sci. 34:57-70.