Genetic correlations between early growth and wool production of crossbred ewes and their subsequent reproduction

Animal Production Science

Volumn 49, Issue 1, 2009, Pages 17-23

  Afolayan, R A ^a   Fogarty, N M ^a   Gilmour, A R ^a   Ingham, V M ^b   Gaunt, G M ^c   Cummins, L J ^c  

^a NSW DEPARTMENT OF PRIMARY INDUSTRIES   (Australia)

^b Agrisearch Services Pty Ltd   (Australia)

^c DEPARTMENT OF PRIMARY INDUSTRIES   (Australia)

Author keywords

Heritability

Indexed keywords

ANTAGONISM; GENETIC ANALYSIS; GROWTH RATE; INVERTEBRATE; LITTER SIZE; LIVESTOCK FARMING; MEAT; REARING; REPRODUCTIVE PRODUCTIVITY; SHEEP; SURVIVAL; WEANING; WOOL;

OVIS ARIES;

EID: 62249127400     PISSN: 18360939     EISSN: None     Source Type: Journal    
DOI: 10.1071/EA08088     Document Type: Article

References (27)

1. Adams NR, Briegel JR, Greeff JC, Bermingham EN (2006) Feed intake, body composition, and plasma metabolic hormones in Merino sheep that differ genetically in fleece weight or fibre diameter. Australian Journal of Agricultural Research 57, 27-32. doi: 10.1071/AR05086
2. Afolayan RA, Fogarty NM, Ingham VM, Gilmour AR, Gaunt GM, Cummins LJ, Pollard T (2007a) Genetic evaluation of crossbred lamb production. 3. Growth and carcass performance of second-cross lambs. Australian Journal of Agricultural Research 58, 457-466. doi: 10.1071/AR06310
3. Afolayan RA, Gilmour AR, Fogarty NM (2007b) Selection indexes for crossbred ewe reproduction and productivity. Proceedings of the Association for the Advancement of Animal Breeding and Genetics 17, 491-494.
4. Afolayan RA, Fogarty NM, Gilmour AR, Ingham VM, Gaunt GM, Cummins LJ (2008) Reproductive performance and genetic parameters in first-cross ewes from different maternal genotypes. Journal of Animal Science 86, 804-814. doi: 10.2527/jas.2007-0544
5. Bromley CM, Snowder GD, van Vleck LD(2000) Genetic parameters among weight, prolificacy, and wool traits of Columbia, Polypay, Rambouillet, and Targhee sheep. Journal of Animal Science 78, 846-858.
6. Bromley CM, van Vleck LD, Snowder GD (2001) Genetic correlations for litter weight weaned with growth, prolificacy, and wool traits in Columbia, Polypay, Rambouillet, and Targhee sheep. Journal of Animal Science 79, 339-346.
7. Brown DJ, Tier B, Ball AJ (2001) What does OVIS offer the Merino sheep breeder. Proceedings of the Association for the Advancement of Animal Breeding and Genetics 14, 525-528.
8. Cloete SWP, Gilmour AR, Olivier JJ, van Wyk JB (2004) Genetic and phenotypic trends and parameters in reproduction, greasy fleece weight and liveweight in Merino lines divergently selected for multiple rearing ability. Australian Journal of Experimental Agriculture 44, 745-754. doi: 10.1071/EA02225
9. Cummins LJ, Fogarty NM, Hocking-Edwards J, Edwards N, Stafford J, Gaunt G (2002) The economic return from first-cross ewes is dependent on the genetic value of their sire. Wool Technology and Sheep Breeding 50, 602-607.
10. Fogarty NM (1995) Genetic parameters for live weight, fat and muscle measurements, wool production and reproduction in sheep: a review. Animal Breeding Abstracts 63, 101-143.
11. Fogarty NM, Ingham VM, Gilmour AR, Cummins LJ, Gaunt GM, Stafford J, Hocking Edwards JE, Banks RG (2005a) Genetic evaluation of crossbred lamb production. 1. Breed and fixed effects for birth and weaning weight of first-cross lambs, gestation length, and reproduction of base ewes. Australian Journal of Agricultural Research 56, 443-453. doi: 10.1071/AR04221
12. Fogarty NM, Ingham VM, Gilmour AR, Cummins LJ, Gaunt GM, Stafford J, Hocking Edwards JE, Banks RG (2005b) Genetic evaluation of crossbred lamb production. 2. Breed and fixed effects for post-weaning growth, carcass, and wool of first-cross lambs. Australian Journal of Agricultural Research 56, 455-463. doi: 10.1071/AR04222
13. Fogarty NM, Ingham VM, McLeod L, Gaunt GM, Cummins LJ (2006a) Genetic resources to increase the profitability of crossbred lamb production. Australian Journal of Experimental Agriculture 46, 799-802. doi: 10.1071/EA05355
14. Fogarty NM, Safari E, Gilmour AR, Ingham VM, Atkins KD, Mortimer SI, Swan AA, Brien FD, Greeff JC, van der Werf JHJ (2006b) Wool and meat genetics - the joint possibilities. International Journal of Sheep and Wool Science 54, 22-27.
15. Gilmour AR, Gogel BJ, Cullis BR, Thompson R (2006) 'ASReml user guide. Release 2.0.' (VSN International Ltd: Hemel Hempstead, UK)
16. Hanford KJ, van Vleck LD, Snowder GD (2002) Estimates of genetic parameters and genetic change for reproduction, weight, and wool characteristics of Columbia sheep. Journal of Animal Science 80, 3086-3098.
17. Hanford KJ, van Vleck LD, Snowder GD (2003) Estimates of genetic parameters and genetic change for reproduction, weight, and wool characteristics of Targhee sheep. Journal of Animal Science 81, 630-640.
18. Hanford KJ, van Vleck LD, Snowder GD (2005) Estimates of genetic parameters and genetic change for reproduction, weight, and wool characteristics of Rambouillet sheep. Small Ruminant Research 57, 175-186. doi: 10.1016/j.smallrumres.2004.07.003
19. Hanford KJ, van Vleck LD, Snowder GD (2006) Estimates of genetic parameters and genetic trend for reproduction, weight, and wool characteristics of Polypay sheep. Livestock Science 102, 72-82. doi: 10.1016/j.livsci.2005.11.002
20. Ingham VM, Fogarty NM, Gilmour AR, Afolayan RA, Cummins LJ, Gaunt GM, Stafford J, Edwards JEH (2007) Genetic evaluation of crossbred lamb production. 4. Genetic parameters first-cross animal performance. Australian Journal of Agricultural Research 58, 839-846. doi: 10.1071/AR06368
21. Naidoo P, Cloete SWP (2006) Genetic correlations between reproduction and wool traits in mature, reproducing Merino ewes. In 'Proceedings of the 8th World Congress on Genetics Applied to Livestock Production, Belo Horizonte, Brazil, August, 2006'. Communication No. 05-15. (CD-ROM)
22. Okut H, Bromley CM, van Vleck LD, Snowder GD (1999) Genotypic expression at different ages. I. Prolificacy traits of sheep. Journal of Animal Science 77, 2357-2365.
23. Safari E, Fogarty NM, Gilmour AR (2005) A review of genetic parameter estimates for wool, growth, meat and reproduction traits in sheep. Livestock Production Science 92, 271-289. doi: 10.1016/j.livprodsci.2004.09.003
24. Safari E, Fogarty NM, Gilmour AR, Atkins KD, Mortimer SI, Swan AA, Brien FD, Greeff JC, van der Werf JHJ (2007a) Across population genetic parameters for wool, growth, and reproduction traits in Australian Merino sheep. 2. Estimates of heritability and variance components. Australian Journal of Agricultural Research 58, 177-184.
25. Safari E, Fogarty NM, Gilmour AR, Atkins KD, Mortimer SI, Swan AA, Brien FD, Greeff JC, van der Werf JHJ (2007b) Genetic correlations among and between wool, growth and reproduction traits in Merino sheep. Journal of Animal Breeding and Genetics 124, 65-72. doi: 10.1111/j.1439-0388. 2007.00641.x
26. van Wyk JB, Fair MD, Cloete SWP (2003) Revised models and genetic parameter estimates for production and reproduction traits in the Elsenburg Dormer sheep stud. South African Journal of Animal Science 33, 213-222.
27. Vanimisetti HB, Notter DR, Kuehn LA (2007) Genetic (co)variance components for ewe productivity traits in Katahdin sheep. Journal of Animal Science 85, 60-68. doi: 10.2527/jas.2006-248