Accuracy of sow culling classifications reported by lay personnel on commercial swine farms

Journal of the American Veterinary Medical Association

Volumn 231, Issue 3, 2007, Pages 433-436

  Knauer, Mark ^a,b   Karriker, Locke A ^a   Baas, Thomas J ^a   Johnson, Colin ^a   Stalder, Kenneth J ^a  

^a IOWA STATE UNIVERSITY   (United States)

^b NORTH CAROLINA STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AGE; ANIMAL; ANIMAL DISEASE; ANIMAL EUTHANASIA; ARTICLE; BREEDING; COHORT ANALYSIS; FEMALE; FEMALE INFERTILITY; MORTALITY; PHYSIOLOGY; PREGNANCY; REPRODUCTION; RETROSPECTIVE STUDY; STATISTICS; SWINE; SWINE DISEASE;

AGE FACTORS; ANIMALS; BREEDING; COHORT STUDIES; EUTHANASIA, ANIMAL; FEMALE; INFERTILITY, FEMALE; PREGNANCY; REPRODUCTION; RETROSPECTIVE STUDIES; SWINE; SWINE DISEASES;

ANIMALIA; SUIDAE;

EID: 34547501720     PISSN: 00031488     EISSN: None     Source Type: Journal    
DOI: 10.2460/javma.231.3.433     Document Type: Article

References (16)

1. Stalder KJ, Knauer M, Baas TJ, et al. Sow longevity. Pig News Inf 2004;25:53-74.
2. PigCHAMP 2001 datashare. PigCHAMP Inc Web site. Available at: www.pigchamp.com/2001Datashare.htm. Accessed Jul 14, 2006.
3. PigCHAMP 2002 datashare. PigCHAMP Inc Web site. Available at: www.pigchamp.com/2002Datashare.htm. Accessed Jul 14, 2006.
4. PigCHAMP 2003 datashare. PigCHAMP Inc Web site. Available at: www.pigchamp.com/2003AnnualDatashare.htm. Accessed Jul 14, 2006.
5. Koketsu Y. Retrospective analysis of trends and production factors associated with sow mortality on swine-breeding farms in USA. Prev Vet Med 2000;46:249-256.
6. Lucia T, Dial GD, Marsh WE. Lifetime reproductive performance in females having distinct reasons for removal. Livest Prod Sci 2000;63:213-222.
7. Patience JF, Thacker PA. Swine nutrition guide. Saskatoon, SK: Prairie Swine Centre, University of Saskatchewan, 1989;149-171.
8. Pomar C, Harris DL, Savoie P, et al. Computer simulation model of swine production systems: III. A dynamic herd simulation model including reproduction. J Anim Sci 1991;69:2822-2836.
9. Coffey RD, Parker GR, Laurent KM. Manipulation of the estrous cycle in swine, ASC-152. Available at: www.uky.edu/Ag/AnimalSciences/pubs/asc152.pdf. Accessed Jul 14, 2006.
10. Serenius T, Sevón-Aimonen M-L, Kause EA, et al. Selection potential of different prolificacy traits in the Finnish Landrace and Large White populations. Acta Agric Scand 2004;54:36-43.
11. Tholen E, Bunter KL, Hermesch S, et al. The genetic foundation of fitness and reproduction traits in Australian pig populations 2. Relationships between weaning to conception interval, farrowing interval, stayability, and other common reproduction and production traits. Aust J Agric Res 1996;47:1275-1290.
12. Pond WG, Mersmann HJ. Biology of the domestic pig. Ithaca, NY: Cornell University Press, 2001;15, 159.
13. Gadd J. Pig production problems; John Gadd's guide to their solutions. Thrumpton, Nottingham, England: Nottingham University Press, 2003;68-69.
14. Gjein H, Larssen RB. Housing of pregnant sows in loose and confined systems - a field study. 2. Claw lesions: morphology, prevalence, location, and relation to age. Acta Vet Scand 1995;36:433-442.
15. SAS user's guide: statistics. Cary, NC: SAS Institute Inc, 2003.
16. Serenius T, Stalder KJ. Genetics of length of productive life and lifetime prolificacy in the Finnish Landrace and Large White pig populations. J Anim Sci 2004;82:3111-3117.