Genetic variance components for residual feed intake and feed conversion ratio and their correlations with other production traits in beef bulls

South African Journal of Animal Science

Volumn 34, Issue 4, 2004, Pages 257-264

  Van Der Westhuizen, R R ^a   Van Der Westhuizen, J ^a   Schoeman, S J ^b  

^a ARC Animal Improvement Institute   (South Africa)

^b STELLENBOSCH UNIVERSITY   (South Africa)

Author keywords

Beef cattle; Feed conversion ratio; Genetic (co)variances; Profitability; Residual feed intake

Indexed keywords

ANIMALIA; BOS TAURUS;

EID: 15944391033     PISSN: 03751589     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (18)

1. Archer, J.A. & Bergh, L., 2000. Duration of performance tests for growth rate, feed intake and feed efficiency in four biological types of beef cattle. Livest. Prod. Sci. 65, 47-55.
2. Archer, J.A., Arthur, P.F., Herd, R.M., Parnell, P.F. & Pitchford, W.S., 1997. Optimum post weaning test for measurement of growth rate, feed intake and feed efficiency in British breed cattle. J. Anim. Sci. 75, 2024-2032.
3. th Wrld. Congr. Genet. Appl. Livest. Prod. 25, 81-84. (Armidale, Australia).
4. Archer, J.A., Richardson, E.C., Herd, R.M. & Arthur, P.R., 1999. Potential for selection to improve efficiency of feed use in beef cattle: a review. Aust. J. Agric. Res. 50, 147-161.
5. Arthur, P.F., Renand, G. & Krauss, D., 2001. Genetic parameters for growth and feed efficiency in weaner versus yearling Charolais bulls. Aust. J. Agric. Res. 52, 471-476.
6. nd Wrld. Congr. Sheep Beef Cattle Breed, Pretoria, pp. 421-432.
7. Falconer, D.S. & Mackay, F.C., 1996. Introduction to quantitative genetics. Addison Wesley Longman Limited, Edinburgh Gate, Harlow, Essex CM20 2JE, England.
8. th Wrld. Congr. Genet. Appl. Livest. Prod. 22, 47-48 (Guelph, Canada).
9. rd Wrld. Congr. Genet. Appl. Livest. Prod. 11, 437-442 (Lincoln, Nebraska, USA).
10. Herd, R.M. & Bishop, S.C., 2000. Genetic variation in residual feed intake and its association with other production traits in British Hereford cattle. Livest. Prod. Sci. 63, 111-119.
11. Kennedy, B.W., van der Werf, J.H.J. & Meuwissen, T.H.E., 1993. Genetic and statistical properties of residual feed intake. J. Anim. Sci. 71, 3239-3250.
12. Koots, K.R., Gibson, J.P., Smith, C. & Wilton, J.W., 1994a. Analyses of published genetic parameter estimates for beef production traits. 1. Heritability. Anim. Breed. Abstr. 62, 311-338.
13. Koots, K.R., Gibson, J.P. & Wilton, J.W., 1994b. Analyses of published genetic parameter estimates for beef production traits. 2. Phenotypic and genetic correlations. Anim. Breed. Abstr. 62, 825-853.
14. Robinson, D.L., Oddy, V.H. & Smith, C., 1999. Preliminary genetic parameters for feed intake and efficiency on feedlot cattle. Proc. Assoc. Advmt. Anim. Breed. Genet. 13, 492-495.
15. SAS, 2000. SAS/STAT user's guide (Version 8.02). SAS Institute Inc., Cary, North Carolina, USA.
16. nd Wrld. Congr. Sheep and Beef Cattle Breeding, Pretoria. 433-443.
17. rd Wrld. Congr. Appl. Livest. Prod. 11, 271-282 (Lincoln, Nebraska, USA).
18. th Wrld. Congr. Appl. Livest. Prod. 13, 53-56 (Guelph, Canada).