Relationships between Predicted Transmitting Ability of Gyr Bulls and the Milk Production of their Straightbred Gyr and Crossbred Progenies;Relações entre as Capacidades Preditas de Transmissão de Touros Gir e a Produção de Leite de suas Filhas Puras e Mestiças

Revista Brasileira de Zootecnia

Volumn 29, Issue 3, 2000, Pages 692-699

  Martinez, Mario Luiz ^a,b   Da Silva Verneque, Rui ^a,b   Teodora, Roberto Luiz ^a,b   De Paula Campos, José ^a   Cruz, Mauro ^a   Oliveira De Paula, Luiz Ronaldo ^a  

^a EMBRAPA CERRADOS   (Brazil)

^b CNPq ^*  (Brazil)

Author keywords

Correlation; Genetic evaluation; Gyr cattle; Milk production; PTA; Regression

Indexed keywords

EID: 0346985284     PISSN: 01004859     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (19)

1. ARNOLD, J.W., BERTRAND, J.K., BENYSHEEK, L.L. 1992. Animal model for genetic evaluation of multibrecd data. J. Anim. Sci., 70(11):3322-3332.
2. BOLDMAN, K.G., KRIESE, L.A., VAN VLECK, L.D. et al. 1995. A manual for use of MTDFREML: a set of programs to obtain estimates of variance and covariances. Lincoln: Department of Agriculture/Agriculture Research Service. 120p.
3. CONOVER, W.J. 1980. Pratical non parametric statistics. 2.ed. New York: John Wiley. 493p.
4. COSTA, C.N., MARTINEZ, M.L., VERNEQUE, R.S. et al. 1999. Heterogeneidade de (co) variância para as produções de leite e de gordura entre rebanhos puros e mestiços da raça Gir. In: REUNIÃO ANUAL DA SOCIEDADE BRASILEIRA DE ZOOTECNIA, 36, 1999. Porto Alegre. Anais... Porto Alegre: UFRGS, 1999, p.128.
5. DEMPSTER, A.P., LAIRD, M.M., RUBIM, D.B. 1977. Maximum likelihood from incomplete data via de EM algorithm. J. Royal Stat. Soc. Ser. B., 39:1-38.
6. DIM, N.I. Progeny testing of dairy cattle on purebreds and crossbreds. In: WORLD CONG. ON GENETICS APPLIED TO LIVESTOCK PRODUCTION, 1, 1974, Madrid. Proceedings... Madrid, 1974. p.669-671.
7. FREITAS, A.F., WILCOX, C.J., ROMAN, R.M 1995. Genetic parameters for milk yield and composition of crossbred dairy cattle in Brazil. Rev. Bras. Genet., 18(2):229-235.
8. GREGORY, K.E., CUNDIFF, L.V., KOCH, R.M. et al. 1994. Breed effects, retained heterosis, and estimates of genetic and phenotypic parameters for carcass and meat traits of beef cattle. J. Anim. Sci., 72(5): 1174-1183.
9. GREGORY, K.E., CUNDIFF, L.V., KOCH, R.M. 1995a. Genetic and phenotypic (Co)variances for production traits of female populations of purebred and composite beef cattle. J. Anim. Sci., 73(8):2235-2242.
10. GREGORY, K.E., CUNDIFF, L.V., KOCH, R.M. 1995b. Genetic and phenotypic (Co)variances for production traits of intact male populations of purebred and composite beef cattle. J. Anim. Sci., 73(8):2227-2234.
11. HENDERSON, C.R. 1975. Comparison of alternative sire evaluation methods. J. Anim. Sci., 41(3):760-770.
12. HENDERSON, C.R. 1985. Best linear unbiased prediction of non-additive genetic merits in non-inbred populations. J. Anim. Sci., 60(1):111-117.
13. LALOË, D., PHOCAS, F., MÉNISSIER, F. 1996. Considerations on measures of precision and connectedness in mixed linear models of genetic evaluation. Genet. Sel. Evol. 28:359-378.
14. MADALENA, F.E., LEMOS, A.M., TEODORO, R.L. 1992. Consequences of removing the variation in lactation length on the evaluation of dairy cattle breeds and crosses. Rev. Bras. Genet., 15(3):585-593.
15. MEYER, K., CARRICK, M.J., DONNELLY, B.J.P. 1994. Genetic parameters for milk production of Australian beef cows and weaning weight of their calves J. Anim. Sci., 72(5):1155-1165.
16. RODRÍGUEZ-ALMEIDA, F.A., VAN VLECK, L.D., CUNDIFF, L.V., KACHMAN, S.D. 1995. Heterogeneity of variance by sire breed, sex and dam breed in 200-and 365-day weights of beef cattle from a top cross experiment. J. Anim. Sci., 73(8):2579-2588.
17. RUVUNA, F., McDANIEL, B.T. 1983. Relationships of predicted differences of dairy bulls and the performance of their crossbred progeny. J. Anim. Sci., 57(5): 1133-1137.
18. VAN DER WERF, J.H.J, BOER DE W. 1989. Influence of non-additive effects on estimation of genetic parameters in dairy cattle. J. Dairy Sci., 72(10):2606-2614.
19. VAN VLECK, L.D., CUNDIFF, L.V. 1994. Prediction error variances for interbreed genetic evaluations. J. Anim. Sci., 72(8):1971-1977.