Variance and covariance components for liability of piglet survival during different periods

Animal

Volumn 2, Issue 2, 2008, Pages 184-189

  Su, G ^a   Sorensen, D ^a   Lund, M S ^a  

^a DANISH INSTITUTE OF AGRICULTURAL SCIENCES   (Denmark)

Author keywords

Direct heritability; Genetic correlation; Maternal heritability; Piglet survival

Indexed keywords

SIMIAN VIRUS 5;

EID: 42649110334     PISSN: 17517311     EISSN: 1751732X     Source Type: Journal    
DOI: 10.1017/S1751731107001115     Document Type: Article

References (22)

1. Arango J, Misztal I, Tsuruta S, Culbertson M and Herring W 2005. Thresholdlinear estimation of genetic parameters for farrowing mortality, litter size, and test performance of Large White sows. Journal of Animal Science 83, 499-506.
2. Arango J, Misztal I, Tsuruta S, Culbertson M, Holl JW and Herring W 2006. Genetic study of individual preweaning mortality and birth weight in Large White piglets using threshold - linear models. Livestock Science 101, 208-218.
3. Damgaard LH, Rydhmer L, Lovendahl P and Grandinson K 2003. Genetic parameters for within-litter variation in piglet birth weight and change in within-litter variation during suckling. Journal of Animal Science 81, 604-610.
4. Edwards SA 2002. Perinatal mortality in the pig: environmental or physiological solutions? Livestock Production Science 78, 3-12.
5. Glastonbury JR 1977. Preweaning mortality in the pig. The prevalence of various causes of preweaning mortality and the importance of some contributory factors. Australian Veterinary Journal 53, 315-318.
6. Grandinson K, Lund MS, Rydhmer L and Strandberg E 2002. Genetic parameters for the piglet mortality traits crushing, stillbirth and total mortality, and their relation to birth weight. Acta Agriculturae Scandinavica Section A 52, 167-173.
7. Herpin P, Dividich JL, Hulin JC, Fillaut M, De Marco F and Bertin R 1996. Effects of level of asphyxia during delivery on viability at birth and early postnatal viability of newborn pigs. Journal of Animal Science 74, 2067-2075.
8. Johnson RK, Nielsen MK and Casey DS 1999. Responses in ovulation rate. Embryonal survival and litter traits in swine to 14 generations of selection to increase litter size. Journal of Animal Science 77, 541-557.
9. Kerr JC and Cameron ND 1995. Reproductive performance of pigs selected for components of efficient lean growth. Animal Science 60, 281-290.
10. Knol EF, Ducro BJ, Van Arendonk JAM and Van der Lende T 2002a. Direct, maternal and nurse sow genetic effects on farrowing-, pre-weaning- and total piglet survival. Livestock Production Science 73, 153-164.
11. Knol EF, Leenhouwers JI and Van der Lende T 2002b. Genetic aspects of piglet survival. Livestock Production Science 78, 47-55.
12. Le Dividich J 2002. Peri- and post-natal mortality in the pig. Livestock Production Science 78, 1.
13. Lund MS, Puonti M, Rydhmer L and Jensen J 2002. Relationship between litter size and perinatal and pre-weaning survival in pigs. Animal Science 74, 217-222.
14. Meat and Livestock Commission 2000. Pig yearbook. MLC, Milton Keynes, UK.
15. Misztal I, Tsuruta S, Strabel T, Auvray B, Druet T and Lee DH 2002. BLUPF90 and related programs (BGF90). Proceedings of Seventh World Congress on Genetics Applied to Livestock Production. Montpellier, France. Communication no. 28-07.
16. Roehe R and Kalm E 2000. Estimation of genetic and environmental risk factors associated with pre-weaning mortality in piglets using generalized linear mixed models. Animal Science 70, 227-240.
17. Rothschild MF and Bidanel JP 1998. Biology and genetics of reproduction. In The genetics of the pig (ed. MF Rothschild and A Ruvinskty), pp. 313-343. CAB International, Oxon, UK.
18. Serenius T, Sevon-Aimonen ML, Kause A, Mäntysaari EA and Mäki-Tanila A 2004. Selection potential of different prolificacy traits in the Finnish Landrace and Large White populations. Acta Agriculturae Scandinavica Section A 54, 36-43.
19. Su G, Sorensen D and Lund MS 2007. Selection for litter size at day five to improve litter size at weaning and piglet survival rate. Journal of Animal Science 85, 1385-1392.
20. Van Arendonk JAM, Van Rosmeulen C, Janss LLG and Knol EF 1996. Estimation of direct and maternal genetic (co)variances for survival within litters of piglets. Livestock Production Science 46, 163-171.
21. Willham RL 1972. The role of maternal effects in animal breeding: III - biometrical aspects of maternal effects in animals. Journal of Animal Science 35, 1288-1293.
22. Zaleski HM and Hacker RR 1993. Variables related to the progress of parturition and probability of stillbirth in swine. Canadian Veterinary Journal 34, 109-113.