Cite

Aasmundstad T., Olsen D., Sehested E., Vangen O. (2014). The genetic relationships between conformation assessment of gilts and sow production and longevity. Livest. Sci., 167: 3 3-40.Search in Google Scholar

Andersen I.L., B øe K.E. (1999). Straw bedding or concrete floor for loose-housed pregnant sows: consequences for aggression, production and physical health. Acta Agric. Scand., Sect. A-Anim. Sci., 49: 190-195.Search in Google Scholar

Anil S.S., Anil L., Deen J. (2008). Analysis of periparturient risk factors affecting sow longevity in breeding herds. Can. J. Anim. Sci., 88: 381-389.Search in Google Scholar

Anil S.S., Anil L., Deen J. (2009). Effect of lameness on sow longevity. J. Am. Vet. Med. Assoc., 235: 734-738.Search in Google Scholar

Boyle L., Leonard F.C., Lynch B., Brophy P. (1998). Sow culling patterns and sow welfare. Irish Vet. J., 51: 354-357.Search in Google Scholar

Cador C., Pol F., Hamoniaux M., Dorenlor V., Eveno E., Guyomarc ’h C., Rose N. (2014). Risk factors associated with leg disorders of gestating sows in different group-housing systems: Across-sectional study in 108 farrow-to-finish farms in France. Prev. Vet. Med., 116: 102-110.Search in Google Scholar

Calder ón D íaz J.A., Fahey A.G., Kil Bride A.L., Green L.E., Boyle L.A. (2013). Longitudinal study of the effect of rubber slat mats on locomotory ability, body, limb and claw lesions and dirtiness of loose housed sows. J. Anim. Sci., 91: 3940-3954.Search in Google Scholar

Cameron R. (2012). Integumentary system: skin, hoof and claw. In: Zimmerman J., Karriker L., Ramirez A., Schwartz K., Stevenson G. (eds.), Diseases of Swine, Wiley-Blackwell, West Sussex, pp. 264-269.Search in Google Scholar

D ’ Allaire S., Stein T.E., Leman A.D. (1987). Culling patterns in selected Minnesota swine breeding herds. Can. J. Vet. Res., 51: 506-512.de Jong E., Appeltant R., Cools A., Beek J., Boyen F., Chiers K., Maes D. (2014). Slaughterhouse examination of culled sows in commercial pig herds. Livest. Sci., 167: 362-369.Search in Google Scholar

Dhliwayo M. (2007). Reasons for planned and unplanned culling in breeding sows:acase for the PIB (Pig Industry Board) farm in Zimbabwe. J. Sustain. Dev. Afr., 9: 70-77.Search in Google Scholar

Engblom L., Lundeheim N., Dalin A.M., Andersson K. (2007). Sow removal in Swedish commercial herds. Livest. Sci., 106: 76-86.Search in Google Scholar

Engblom L., Eliasson - Selling L., Lundeheim N., Belák K., Andersson K., Da -lin A.-M. (2008 a). Post mortem findings in sows and gilts euthanised or found dead inalarge Swedish herd. Acta Vet. Scand., 50: 25.10.1186/1751-0147-50-25251531918593470Search in Google Scholar

Engblom L., Lundeheim N., Strandberg E., Schneider M.del P., Dalin A-M., An -dersson K. (2008 b). Factors affecting length of productive life in Swedish commercial sows. J. Anim. Sci., 86: 432-441.10.2527/jas.2007-031017998436Search in Google Scholar

Fern àndezde Sevilla X., F àbrega E., Tibau J., Casellas J. (2008). Effect of leg conformation on survivability of Duroc, Landrace, and Large White sows. J. Anim. Sci., 86: 2392-2400.Search in Google Scholar

Fern àndezde Sevilla X., F àbrega E., Tibau J., Casellas J. (2009). Competing risk analyses of longevity in Duroc sows withaspecial emphasis on leg conformation. Animal, 3: 446-453.Search in Google Scholar

Heinonen M., Oravainen J., Orro T., Seppa- Lassila L., Ala- Kurikka E., Viro -lainen J., Tast A., Peltoniemi O.A.T. (2006). Lameness and fertility of sows and gilts in randomly selected loose-housed herds in Finland. Vet. Rec., 159: 383-387.Search in Google Scholar

Hoge M.D., Bates R.O. (2011). Developmental factors that influence sow longevity. J. Anim. Sci., 89: 1238-1245.Search in Google Scholar

Huirne R., Dijkhuizen A., Renkema J. (1991). Economic optimization of sow replacement decisions on the personal computer by method of stochastic dynamic programming. Livest. Prod. Sci., 28: 331-347.Search in Google Scholar

Hungarian Swine Nutrition Requirements (2003). http://net.jogtar.hu/jr/gen/hjegy_doc.cgi?docid= A0300044.FVM Karg H., Bilkei G. (2002). Causes of sow mortality in Hungarian indoor and outdoor pig production units. Berl. Munch. Tierarztl. Wochenschr., 115: 366-368.Search in Google Scholar

Knauer M., Karriker L.A., Baas T.J., Johnson C., Stalder K.J. (2007). Accuracy of sow culling classifications reported by lay personnel on commercial swine farms. J. Am. Vet. Med. Assoc., 231: 433-436.Search in Google Scholar

Knecht D., Duzi ński K. (2014). The effect of parity and date of service on the reproductive performance of Polish Large White × Polish Landrace (PLW × PL) crossbred sows. Ann. Anim. Sci., 14: 69-79.Search in Google Scholar

Maia R.P., Madsen P., Labouriau R. (2014). Multivariate survival mixed models for genetic analysis of longevity traits. J. Appl. Stat., 41: 1286-1306.Search in Google Scholar

Masaka L., Sungirai M., Nyamukanza C., Bhondai C. (2014). Sow removal inacommercial pig herd in Zimbabwe. Trop. Anim. Health. Prod., 46: 725-731.Search in Google Scholar

Meyer D., Zeileis A., Hornik K. (2006). The strucplot framework: visualizing multi-way contingency tables with vcd. J. Stat. Soft., 17: 1-48.Search in Google Scholar

Mondal S.K., De U.K., Das G.K., Powde A.M., Verma A.K. (2012). Pattern of mortality of crossbred pigs in an organized swine production farm. J. Livest. Sci., 3: 37-44.Search in Google Scholar

Nenadic O., Greenacre M. (2007). Correspondence analysis in R, with two- and three-dimensional graphics: The ca package. J. Stat. Soft., 20: 1-13.Search in Google Scholar

Nikkil ä M.T., Stalder K.J., Mote B.E., Rothschild M.F., Gunsett F.C., Johnson A.K., Karriker L.A., Boggess M.V., Serenius T.V. (2013). Genetic associations for gilt growth, compositional, and structural soundness traits with sow longevity and lifetime reproductive performance. J. Anim. Sci., 91: 1570-1579.Search in Google Scholar

Pluym L., Van Nuffel A., Dewulf J., Cools A., Vangroenweghe F., Van Hoore-beke S., Maes D. (2011). Prevalence and risk factors of claw lesions and lameness in pregnant sows in two types of group housing. Vet. Med.-Czech,, 56: 101-109.Search in Google Scholar

R Core Team (2014). R: Alanguage and environment for statistical computing. R Foundation for Statistical Computing, Vienna, Austria. URLhttp://www.R-project.org/ Search in Google Scholar

Rodriguez- Zas S.L., Southey B.R., Knox R.V., Connor J.F., Lowe J.F., Ros-kamp B.J. (2003). Bioeconomic evaluation of sow longevity and profitability. J. Anim. Sci., 81: 2915-2922.Search in Google Scholar

Roongsitthichai A., Olanratmanee E., Koonjaenak S., Techakumphu M., Tum-maruk P. (2010). The removal of gilts and primiparous sows from swine breeding herds in Thailand. Proc. 21st IPVS Congress, Vancouver, Canada, p. 795.Search in Google Scholar

Sasaki Y., Koketsu Y. (2010). Culling intervals and culling risks in four stages of the reproductive life of first service and reserviced female pigs in commercial herds. Theriogenology, 73: 587-594.Search in Google Scholar

Seddon Y., Brown J. (2014). Early detection and interventions for reducing lameness in gestating sows. Proc. 33rd Centralia Swine Research Update. Kirkton Ontario II, pp. 48-53.Search in Google Scholar

Segura - Correa J.C., Ek - Mex E., Alzina - L ópez A., Segura - Correa V.M. (2011). Frequency of removal reasons of sows in Southeastern Mexico. Trop. Anim. Health Prod., 43: 1583-1588.Search in Google Scholar

Serenius T., Stalder K.J. (2006). Selection for sow longevity. J. Anim. Sci., 84: E166-E171.Search in Google Scholar

Sobczy ńska M., Blicharski T., Tyra M. (2013). Relationships between longevity, lifetime productivity, carcass traits and conformation in Polish maternal pig breeds. J. Anim. Breed. Genet., 130: 361-371.Search in Google Scholar

Sobczy ńska M., Blicharski T., Tyra M. (2014). Acanonical correlation analysis of relationships between growth, compositional traits and longevity, lifetime productivity and efficiency in Polish Landrace sows. Ann. Anim. Sci., 14: 257-270.Search in Google Scholar

Stalder K.J., Knauer M., Baas T.J., Rothschild M.F., Mabry J.W. (2004). Sow longevity. Pig News Inf., 25: 1N-22N.Search in Google Scholar

Tarr és J., Bidanel J.P., Hofer A., Ducrocq V. (2006 a). Analysis of longevity and exterior traits on Large White sows in Switzerland. J. Anim. Sci., 84: 2914-2924.10.2527/jas.2005-70717032784Search in Google Scholar

Tarr és J., Tibau J., Piedrafita J., Fabrega E., Reixach J. (2006 b). Factors affecting longevity in maternal Duroc swine lines. Livest. Sci., 100: 121-131.10.1016/j.livprodsci.2005.08.007Search in Google Scholar

Tummaruk P., Lundeheim N., Einarsson S., Dalin A.M. (2000). Reproductive performance of purebred Swedish landrace and Swedish Yorkshire sows: I. Seasonal variation and parity influence. Acta Agric. Scand., Sect. A-Anim. Sci., 50: 205-216. Search in Google Scholar

Yazdi M.H., Rydhmer L., Ringmar- Cederberg E., Lundeheim N., Johans -son K. (2000). Genetic study of longevity in Swedish Landrace sows. Livest. Prod. Sci., 63: 255-264. Search in Google Scholar

eISSN:
2300-8733
Language:
English
Publication timeframe:
4 times per year
Journal Subjects:
Life Sciences, Biotechnology, Zoology, Medicine, Veterinary Medicine