Factors associated with fatigued, injured, and dead pig frequency during transport and lairage at a commercial abattoir

Journal of Animal Science

Volumn 87, Issue 3, 2009, Pages 1156-1166

  Fitzgerald, R F ^a   Stalder, K J ^a   Matthews, J O ^b   Schultz Kaster, C M ^b   Johnson, A K ^a  

^a IOWA STATE UNIVERSITY   (United States)

^b Farmland Foods   (United States)

Author keywords

Fatigued pig; Nonambulatory; Trailer density; Transport; Weather

Indexed keywords

ANALYSIS OF VARIANCE; ANIMAL; ANIMAL DISEASE; ANIMAL HUSBANDRY; ARTICLE; BODY WEIGHT; FATIGUE; HUMIDITY; INJURY; METHODOLOGY; MORTALITY; PHYSIOLOGY; POPULATION DENSITY; RISK FACTOR; SEASON; SLAUGHTERHOUSE; STATISTICS; SWINE; SWINE DISEASE; TEMPERATURE; TRAFFIC AND TRANSPORT; WIND;

ABATTOIRS; ANALYSIS OF VARIANCE; ANIMAL HUSBANDRY; ANIMALS; BODY WEIGHT; FATIGUE; HUMIDITY; POPULATION DENSITY; RISK FACTORS; SEASONS; SWINE; SWINE DISEASES; TEMPERATURE; TRANSPORTATION; WIND;

SUIDAE;

EID: 62149145143     PISSN: 00218812     EISSN: 15253163     Source Type: Journal    
DOI: 10.2527/jas.2008-1270     Document Type: Article

References (21)

1. Benjamin, M. 2005. Pig trucking and handling-Stress and fatigued pig. Pages 1-7 of Proc. Banff Pork Seminar, Alberta, Canada.
2. Bohmanova, J., I. Misztal, and J. B. Cole. 2007. Temperature-humidity indices as indicators of milk production losses due to heat stress. J. Dairy Sci. 90:1947-1956.
3. Bohmanova, J., I. Misztal, S. Tsuruta, H. D. Norman, and T. J. Lawlor. 2008. Genotype by environment interaction due to heat stress. J. Dairy Sci. 91:840-846.
4. Dohoo, I. R., C. Ducrot, C. Fourichon, A. Donald, and D. Hurnik. 1996. An overview of techniques for dealing with large numbers of independent variables in epidemiologic studies. Prev. Vet. Med. 29:221-239.
5. Ellis, M., F. McKeith, D. Hamilton, T. Bertol, and M. Ritter. 2003. Analysis of the current situation: What do downers cost the industry and what can we do about it? Pages 1-3 in Proc. 4th Am. Meat Sci. Assoc. Pork Quality Symp., Columbia, MO. Am. Meat Sci. Assoc., Savoy, IL.
6. Gaughan, J. B., T. L. Mader, S. M. Holt, and A. Lisle. 2008. A new heat load index for feedlot cattle. J. Anim. Sci. 86:226-234.
7. Mader, T., M. S. Davis, and T. Brown-Brandl. 2006. Environmental factors influencing heat stress in feedlot cattle. J. Anim. Sci. 84:712-719.
8. McFarlane, J. M. 1989. Multple concurrent stressors in chicks. 1. Effect on weight gain, feed intake, and behavior. Poult. Sci. 68:501-509.
9. Meyer, S. 2008. Market Preview. In National Hog Farmer's North American Preview. 7th ed. Penton Media, New York, NY.
10. NOAA. 1976. Livestock hot weather stress. Regional Operations Manual Letter C-31-76. NOAA, Kansas City, MO.
11. NPB. 2008. Transport Quality Assurance Handbook. Natl. Pork Board, Des Moines, IA.
12. NRC. 1971. A Guide to Environmental Research on Animals. Natl. Acad. Sci., Washington, DC.
13. Rademacher, C., and P. Davies. 2005. Factors associated with the incidence of mortality during transport of market hogs. Pages 186-191 in Proc. 2005 Allen D. Leman Swine Conf., St. Paul, MN.
14. Ramsey, F. L., and D. W. Schäfer. 2002. Pages 644-668 in The Statistical Sleuth: A Course in Methods of Data Analysis. 2nd ed. Duxbury, Pacific Grove, CA.
15. Ritter, M. J. 2008. A review of transport losses in market weight pigs. J. Anim. Sci. 86(E Suppl. 3):16. (Abstr.)
16. Ritter, M. J., M. Ellis, C. R. Bertelsen, R. Bowman, J. Brinkmann, J. M. DeDecker, K. K. Keffaber, C. M. Murphy, B. A. Peterson, J. M. Schlipf, and B. F. Wolter. 2007. Effects of distance moved during loading and floor space on the trailer during transport on losses of market weight pigs on arrival at the packing plant. J. Anim. Sci. 85:3454-3461.
17. Ritter, M. J., M. Ellis, J. Brinkmann, J. M. Dedecker, K. K. Keffaber, M. E. Kocher, B. A. Peterson, J. M. Schlipf, and B. F. Wolter. 2006. Effect of floor space during transport of market-weight pigs on the incidence of transport losses at the packing plant and the relationship between transport conditions and losses. J. Anim. Sci. 84:2856-2864.
18. Rothfusz, L. 1990. The heat index "Equation" (or, more than you ever wanted to know about heat index). Technical Attachment SR 90-23. National Weather Service Southern Region Headquarters, Fort Worth, TX.
19. St. Pierre, N. R., B. Cobanov, and G. Schnitkey. 2003. Economic losses from heat stress by US livestock industries. J. Dairy Sci. 86(E. Suppl.):E52-E77.
20. Thom, E. C. 1959. The discomfort index. Weatherwise 12:57-60.
21. Yousef, M. K. 1985. Thermoneutral zone. Pages 47-54 in Stress Physiology in Livestock. CRC Press, Boca Raton, FL.