Validation of an approximate approach to compute genetic correlations between longevity and linear traits

Genetics Selection Evolution

Volumn 38, Issue 1, 2006, Pages 65-83

  Tarrés, Joaquim ^a   Piedrafita, Jesús ^a   Ducrocq, Vincent ^b  

^a UNIVERSITAT AUTÒNOMA DE BARCELONA   (Spain)

^b CEMAGREF   (France)

Author keywords

Genetic correlation; Longevity; Reliability; Simulation

Indexed keywords

GENETICS; SELECTIVE BREEDING;

ARTICLE; BIOLOGICAL MODEL; GENETICS; LONGEVITY; VALIDATION STUDY;

LONGEVITY; MODELS, GENETIC;

ANIMALIA;

EID: 30444449019     PISSN: 0999193X     EISSN: 12979686     Source Type: Journal    
DOI: 10.1051/gse:2005027     Document Type: Article

References (23)

1. Besbes B., Ducrocq V., Protais M., An approximate total merit index combining linear traits, a survival trait and a categorical trait in laying hens, in: Proceedings of the 7th World Congress on Genetics Applied to Livestock Production, 19-23 August 2002, Montpellier, France, Communication no 20-05.
2. Buenger A., Ducrocq V., Swalve H.H., Analysis of survival in dairy cows with supplementary data on type scores and housing systems from a region of northwest Germany, J. Dairy Sci. 84 (2001) 1531-1541.
3. Canavesi F., Boichard D., Ducrocq V., Gengler N., De Jong G., Liu Z., An alternative procedure for international evaluations: production traits european joint evaluation (PROTEJE), in: Proceedings of the 7th World Congress on Genetics Applied to Livestock Production, 19-23 August 2002, Montpellier, France, Communication no 01-59.
4. 2 newborn pigs. II. Survival analysis up to weaning, J. Anim. Sci. 82 (2004) 1925-1930.
5. Colleau J.J., Regaldo D., Etablissement de l'objectif de sélection dans les races bovines laitières, Rene. Rech. Ruminants 8 (2001) 329-332.
6. Druet T., Sölkner J., Gengler N., Use of multitrait evaluation procedures to improve reliability of early prediction of survival, J. Dairy Sci. 82 (1999) 2054-2068.
7. Druet T., Jaffrezic F., Boichard D., Ducrocq V., Modelling lactation curves and estimation of genetic parameters for first lactation test-day records of French Holstein cows, J. Dairy Sci. 86 (2003) 2480-2490.
8. Ducrocq V., Multiple trait prediction: principles and problems, in: Proceedings of the 5th World Congress on Genetics Applied to Livestock Production, 6-11 August 1994, Vol. 18, Guelph, Canada, pp. 452-462.
9. Ducrocq V., A two-step procedure to get animal model solutions in Weibull survival models used for genetic evaluations on length of productive life, Interbull Bulletin 27 (2001) 147-152.
10. Ducrocq V., An improved model for the French genetic evaluation of dairy bulls on length of productive life of their daughters, in: Proceedings of the 55th Annual Meeting of the European Association for Animal Production, 3-8 September 2004, Bled, Slovenia, Paper G6.11.
11. Ducrocq V., Casella G., A Bayesian analysis of mixed survival models, Genet. Sel. Evol. 28 (1996) 505-529.
12. Ducrocq V.P., Sölkner J., The Survival Kit v3.12", a FORTRAN package for large analysis of survival data, in: Proceedings of the 6th World Congress on Genetics Applied to Livestock Production, 11-16 January 1998, Vol. 27, University of New-England, Armidale, Australia, pp. 447-450.
13. Ducrocq V., Besbes B., Protais M., Genetic improvement of laying hens viability using survival analysis, Genet. Sel. Evol. 32 (2000) 23-40.
14. Ducrocq V., Boichard D., Barbat A., Larroque H., Implementation of an approximate multitrait BLUP evaluation to combine production traits and functional traits into a total merit index, in: Proceedings of the 52nd Annual Meeting of the European Association for Animal Production, 26-29 August 2001, Budapest, Hungary, Paper GI.4.
15. Ducrocq V., Delaunay I., Boichard D., Mattalia S., A general approach for international genetic evaluations robust to inconsistencies of genetic trends in national evaluations, Interbull Bulletin 30 (2003) 101-111.
16. Essl A., Length of productive life in dairy cattle breeding: a review, Livest. Prod. Sci. 57 (1998) 79-89.
17. Kalbsfleisch J.D., Prentice R.L., The statistical analysis of failure time data, Wiley, New York, 1980.
18. Larroque H., Ducrocq V., Relationships between type and longevity in the Holstein breed, Genet. Sel. Evol. 33 (2001) 39-59.
19. Tarres J., Casellas J., Piedrafita J., Genetic and environmental factors influencing mortality up to weaning of Bruna dels Pirineus beef calves in mountain areas. A survival analysis, J. Anim. Sci. 83 (2005) 543-551.
20. Van der Werf J., van Arendonk J.A.M., De Vries A.G., Improving selection of pigs using correlated characters, in: Proceedings of the 43rd Annual Meeting of the European Association for Animal Production, 14-17 September 1992, Madrid, Spain.
21. Visscher P.M., Goddard M.E., Genetic parameters for milk yield, survival, workability and type traits for Australian dairy cattle, J. Dairy Sci. 78 (1995) 205-220.
22. Weigel K.A., Lawlor T.J., Van Raden P.M., Wiggans G.R., Use of linear type and production data to supplement early predicted transmitting abilities for productive life, J. Dairy Sci. 81 (1998) 2040-2044.
23. Yazdi M.H., Visscher P.M., Ducrocq V., Thompson R., Heritability, reliability of genetic evaluations and response to selection in proportional hazards models, J. Dairy Sci. 85 (2002) 1563-1577.