Shortcomings of Current Genetic Evaluation Systems

Journal of Animal Science

Volumn 76, Issue 9, 1998, Pages 2308-2323

  Bourdon, R M ^a  

^a Department of Environmental and Radiological Health Sciences   (United States)

Author keywords

Genetics; Selection; Selection Index; Simulation

Indexed keywords

ANIMALIA; BOS TAURUS; OVIS ARIES;

ANIMAL; BIOLOGICAL MODEL; BREEDING; COMPUTER SIMULATION; DOMESTIC ANIMAL; ECONOMICS; FEMALE; GENETIC SELECTION; GENETICS; MALE; METHODOLOGY; REVIEW; STANDARD; STATISTICAL MODEL;

ANIMALS; ANIMALS, DOMESTIC; BREEDING; COMPUTER SIMULATION; FEMALE; MALE; MODELS, ECONOMIC; MODELS, GENETIC; SELECTION (GENETICS);

EID: 0032153350     PISSN: 00218812     EISSN: None     Source Type: Journal    
DOI: 10.2527/1998.7692308x     Document Type: Article

References (53)

1. Akbar, M. K., D. L. Harris, and C. R. Arboleda. 1986. Development of the relative economic weights for linear and quadratic bioeconomic objectives in commercial broilers. Poult. Sci. 65:1834.
2. Allaire, F. R., and J. P. Gibson. 1992. Genetic value of herd life adjusted for milk production. J. Dairy Sci. 75:1349.
3. Allaire, F. R., and C. S. Thraen. 1985. Prospectives for genetic improvement in the economic efficiency of dairy cattle. J. Dairy Sci. 68:3110.
4. Amer, P. R., and G. C. Fox. 1992. Estimation of economic weights in genetic improvement using neoclassical production theory: An alternative to rescaling. Anim. Prod. 54:341.
5. Barwick, S. A., A. L. Henzell, H.-U. Graser, W. H. Upton, D. J. Johnston, J. Allen, B. Sundstrom, and M. E. Goddard. 1995. BREEDOBJECT Training & Accreditation School Handbook, Revised Edition. Animal Genetics and Breeding Unit, University of New England, Armidale, NSW.
6. Barwick, S. A., and S. Newman. 1996. BREEDOBJECT: A PC program to derive economic values and selection indexes for beef breeding. Proc. BIF Systems Workshop II: Multiple-Trait Selection Technology for North American Beef Production. Beef Improvement Federation, Nov. 14-16, Estes Park, CO. p 30.
7. Beef Improvement Federation. 1996. Discussion of work session 1: Creating a vision for multiple-trait selection technology. Proc. BIF Systems Workshop II: Multiple-Trait Selection Technology for North American Beef Production. Beef Improvement Federation, Nov. 14-16, Estes Park, CO. p 70.
8. Blackburn, H. D., and T. C. Cartwright. 1987. Description and validation of the Texas A&M sheep simulation model. J. Anim. Sci. 65:373.
9. Bourdon, R. M. 1983. Simulated effects of genotype and management on beef production efficiency. Ph.D. dissertation. Colorado State University, Fort Collins.
10. Bourdon, R. M. 1992. Course notes for AN681: Computer simulation of beef cattle production. Colorado State University, Fort Collins (Mimeo).
11. Bourdon, R. M., and J. S. Brinks. 1987. Simulated efficiency of range beef production. I. Growth and milk production. J. Anim. Sci. 65:943.
12. Dekkers, J.C.M. 1991. Estimation of economic values for dairy cattle breeding goals: Bias due to sub-optimal management policies. Livest. Prod. Sci. 29:131.
13. Elzo, M. A., and G. E. Bradford. 1985. Multibreed sire evaluation procedures across countries. J. Anim. Sci. 60:953.
14. Elzo, M. A., and T. R. Famula. 1985. Multibreed sire evaluation procedures within a country. J. Anim. Sci. 60:942.
15. Enns, R. M. 1995. Simulation of across-breed comparisons. Ph.D. dissertation. Colorado State University, Fort Collins.
16. Enns, R. M., R. M. Bourdon, J. S. Brinks, B. L. Golden, J. D. Hanson, and B. B. Baker. 1996. Simulation of diverse biological types I: Genetic parameters and relationships between EPD and physiological breeding values. J. Anim. Sci. 74(Suppl. 1)-113(Abstr.).
17. Evans, J. L. 1996. Genetic parameter estimates for yearling heifer pregnancy and yearling bull scrotal circumference in Hereford cattle. M.S. thesis. Colorado State University, Fort Collins.
18. Harris, D. L., and S. Newman. 1992. How does genetic evaluation become economic improvement? Proc. Symp. Application of Expected Progeny Differences (EPD) to Livestock Improvement. Am. Soc. Anim. Sci., 84th Annu. Meet., August 10, Pittsburgh, PA. p 3-1.
19. Hazel, L. N. 1943. The genetic basis for constructing selection indexes. Genetics 28:476.
20. Hazel, L. N., and J. L. Lush. 1942. The efficiency of three methods of selection. J. Hered. 33:393.
21. Henderson, C. R. 1963. Selection index and expected genetic advance. In: Statistical Genetics and Plant Breeding. Natl. Acad. Sci. Natl. Res. Counc. Publ. 982. pp 141-163. National Academy of Science, Washington, DC.
22. Klei, L., R. L. Quaas, E. J. Pollak, and B. E. Cunningham. 1996. Multiple-breed evaluation. Proc. BIF 28th Res. Symp. and Annu. Meet., May 15-18, Birmingham, AL. p 93.
23. MacNeil, M. D. 1996. Breeding for profit: an introduction to selection index concepts. Proc. Systems Workshop II: Multiple-Trait Selection Technology for North American Beef Production. Beef Improvement Federation. Nov. 14-16, Estes Park, CO. p 1.
24. MacNeil, M. D., S. Newman, R. M. Enns, and J. Stewart-Smith. 1994. Relative economic values for Canadian beef production using specialized sire and dam lines. Can. J. Anim. Sci. 74:411.
25. Melton, B. E. 1995. Conception to consumption: the economics of genetic improvement. Proc. BIF 27th Annu. Meet. May 31-June 3, Sheridan, WY. p 40.
26. Mezzadra, C., R. Paciaroni, S. Vulich, E. Villareal, and L. Melucci. 1989. Estimation of milk consumption curve parameters for different genetic groups of bovine calves. Anim. Prod. 49:83.
27. Newman, S., C. A. Morris, R. L. Baker, and G. B. Nicoll. 1992. Genetic improvement of beef cattle in New Zealand: Breeding objectives. Livest. Prod. Sci. 32:111.
28. Notter, D. R., and L. V. Cundiff. 1991. Across-breed expected progeny differences: Use of within-breed expected progeny differences to adjust breed evaluations for sire sampling and genetic trend. J. Anim. Sci. 69:4763.
29. Notter, D. R., J. O. Sanders, G. E. Dickerson, G. M. Smith, and T. C. Cartwright. 1979a. Simulated efficiency of beef production for a midwestern cow-calf-feedlot management system. I. Milk production. J. Anim. Sci. 49:70.
30. Notter, D. R., J. O. Sanders, G. E. Dickerson, G. M. Smith, and T. C. Cartwright. 1979b. Simulated efficiency of beef production for a midwestern cow-calf-feedlot management system. II. Mature body size. J. Anim. Sci. 49:83.
31. Núñez-Dominguez, R., L. D. Van Vleck, and L. V. Cundiff. 1993. Breed comparisons for growth traits adjusted for within-breed genetic trend using expected progeny differences. J. Anim. Sci. 71:1419.
32. Pomar, C., D. L. Harris, and F. Minvielle. 1991a. Computer simulation model of swine production systems: I. Modeling the growth of young pigs. J. Anim. Sci. 69:1468.
33. Pomar, C., D. L. Harris, and F. Minvielle. 1991b. Computer simulation model of swine production systems: II. Modeling body composition and weight of female pigs, fetal development, milk production, and growth of suckling pigs. J. Anim. Sci. 69:1489.
34. Pomar, C., D. L. Harris, P. Savoie, and F. Minvielle. 1991c. Computer simulation model of swine production systems: III. A dynamic herd simulation model including reproduction. J. Anim. Sci. 69:2822.
35. Ponzoni, R. W. 1986. A profit equation for the definition of the breeding objective of Australian Merino sheep. J. Anim. Breed. Genet. 103:342.
36. Ponzoni, R. W. 1988. The derivation of economic values combining income and expense in different ways: An example with Australian Merino sheep. J. Anim. Breed. Genet. 105:143.
37. Ponzoni, R. W., and S. Newman. 1989. Developing breeding objectives for Australian beef cattle production. Anim. Prod. 49:35.
38. Reverter, A., B. L. Golden, R. M. Bourdon, and J. S. Brinks. 1994. Method ℜ variance components procedure: Application on the simple breeding value model. J. Anim. Sci. 72:2247.
39. Sanders, J. O., and T. C. Cartwright. 1979a. A general cattle production systems model. I. Structure of the model. Agric. Syst. 4: 217.
40. Sanders, J. O., and T. C. Cartwright. 1979b. A general cattle production systems model. II. Procedures used for simulating animal performance. Agric. Syst. 4:289.
41. Schinckel, A. P. 1994. The minimum number of traits for an adequate description of growth. Proc. 5th World Congr. Genet. Appl. Livest. Prod. 19:177. Aug. 7-12, Guelph, Ontario.
42. Schinckel, A. P., and C.F.M. de Lange. 1996. Characterization of growth parameters needed as inputs for pig growth models. J. Anim. Sci. 74:2021.
43. Schneeberger, M., S. A. Barwick, G. H. Crow, and K. Hammond. 1992. Economic indices using breeding values predicted by BLUP. J. Anim. Breed. Genet. 109:180.
44. Stewart, T. S., D. H. Bache, D. L. Harris, M. E. Einstein, D. L. Lofgren, and A. P. Schinkel. 1990. A bioeconomic profit function for swine production: application to developing optimal multitrait selection indexes. J. Anim. Breed. Genet. 107:340.
45. Tess, M. W., G. L. Bennett, and G. E. Dickerson. 1983a. Simulation of genetic changes in life cycle efficiency of pork production. I. A bioeconomic model. J. Anim. Sci. 56:336.
46. Tess, M. W., G. L. Bennett, and G. E. Dickerson. 1983b. Simulation of genetic changes in life cycle efficiency of pork production. II. Effects of components on efficiency. J. Anim. Sci. 56:354.
47. Tess, M. W., G. L. Bennett, and G. E. Dickerson. 1983c. Simulation of genetic changes in life cycle efficiency of pork production. III. Effects of management systems and feed prices on importance of genetic components. J. Anim. Sci. 56:369.
48. Upton, W. H., A.T.G. McArthur, and R. J. Farquharson. 1988. Economic values applied to breeding objectives: A decentralized approach for BREEDPLAN. Proc. 7th Conf. AAABG, Armidale, p 95.
49. Van Vleck, L. D. 1990. Breeding value prediction with maternal genetic groups. J. Anim. Sci. 68:3998.
50. Wang, C. T., and G. E. Dickerson. 1991a. A deterministic computer simulation model of life-cycle lamb and wool production. J. Anim. Sci. 69:4312.
51. Wang, C. T., and G. E. Dickerson. 1991b. Simulation of life-cycle efficiency of lamb and wool production for genetic levels of component traits and alternative management options. J. Anim. Sci. 69:4324.
52. Williams, C. B., and T. G. Jenkins. 1997. National Cattlemen's Beef Association beef efficiency project update. Proc. Integrated Resource Management Conf.: Managing for Profitability in the Beef Industry, Aug. 19-20, Hastings and Clay Center, NE.
53. Wilton, J. W., D. A. Evans, and L. D. Van Vleck. 1968. Selection indices for quadratic models of total merit. Biometrics 24:937.