An observational analysis of twin births, calf stillbirth, calf sex ratio, and abortion in Iranian Holsteins

Journal of Dairy Science

Volumn 91, Issue 11, 2008, Pages 4198-4205

  Ghavi Hossein Zadeh, N ^a   Nejati Javaremi, A ^a   Miraei Ashtiani, S R ^a   Kohram, H ^a  

^a UNIVERSITY OF TEHRAN   (Iran)

Author keywords

Abortion rate; Calf sex ratio; Calf stillbirth; Twinning

Indexed keywords

BOS;

EID: 55849122692     PISSN: 00220302     EISSN: 15253198     Source Type: Journal    
DOI: 10.3168/jds.2008-1079     Document Type: Article

References (29)

1. Bicalho, R. C., K. N. Galvão, S. H. Cheong, R. O. Gilbert, L. D. Warnick, and C. L. Guard. 2007. Effect of stillbirths on dam survival and reproduction performance in Holstein dairy cows. J. Dairy Sci. 90:2797-2803.
2. Bicalho, R. C., K. N. Galvão, L. D. Warnick, and C. L. Guard. 2008. Stillbirth parturition reduces milk production in Holstein cows. Prev. Vet. Med. 84:112-120.
3. Cady, R. A., and L. D. Van Vleck. 1978. Factors affecting twinning and effects of twinning in Holstein dairy cattle. J. Anim. Sci. 46:950-956.
4. Day, J. D., L. D. Weaver, and C. E. Franti. 1995. Twin pregnancy diagnosis in Holstein cows: Discriminatory powers and accuracy of diagnosis by transrectal palpation and outcome of twin pregnancies. Can. Vet. J. 36:93-97.
5. Echternkamp, S. E., and K. E. Gregory. 1999. Effects of twinning on postpartum reproductive performance in cattle selected for twin births. J. Anim. Sci. 77:48-60.
6. Echternkamp, S. E., R. M. Thallman, R. A. Cushman, M. F. Allan, and K. E. Gregory. 2007. Increased calf production in cattle selected for twin ovulations. J. Anim. Sci. 85:3239-3248.
7. Fricke, P. M. 2001. Review: Twinning in dairy cattle. Prof. Anim. Sci. 17:61-67.
8. Fricke, P. M., and M. C. Wiltbank. 1999. Effect of milk production on the incidence of double ovulation in dairy cows. Theriogenology 52:1133-1143.
9. Gregory, K. E., G. L. Bennett, L. D. Van Vleck, S. E. Echternkamp, and L. V. Cundiff. 1997. Genetic and environmental parameters for ovulation rate, twinning rate, and weight traits in a cattle population selected for twinning. J. Anim. Sci. 75:1213-1222.
10. Guerra-Martinez, P., G. E. Dickerson, G. B. Anderson, and R. D. Green. 1990. Embryo-transfer, twinning and performance efficiency in beef production. J. Anim. Sci. 68:4039-4050.
11. Hansen, M., I. Misztal, M. S. Lund, J. Pedersen, and L. G. Christensen. 2004. Undesired phenotypic and genetic trend for stillbirth in Danish Holsteins. J. Dairy Sci. 87:1477-1486.
12. Heins, B. J., L. B. Hansen, and A. J. Seykora. 2006. Calving difficulty and stillbirths of pure Holsteins versus crossbreds of Holstein with Normande, Montbeliarde, and Scandinavian Red. J. Dairy Sci. 89:2805-2810.
13. Hosmer, D., and S. Lemeshow. 2000. Applied Logistic Regression. 2nd ed. Wiley-Interscience, John Wiley & Sons, New York, NY.
14. Johanson, J. M., P. J. Berger, B. W. Kirkpatrick, and M. R. Dentine. 2001. Twinning rates for North American Holstein sires. J. Dairy Sci. 84:2081-2088.
15. Kinsel, M. L., W. E. Marsh, P. L. Ruegg, and W. G. Etherington. 1998. Risk factors for twinning in dairy cows. J. Dairy Sci. 81:989-993.
16. Kirkpatrick, B. W. 2002. Management of twinning cow herds. J. Anim. Sci. 80(E. Suppl. 2):E14-E18.
17. Komisarek, J., and Z. Dorynek. 2002. Genetic aspects of twinning in cattle. J. Appl. Genet. 43:55-68.
18. Lopez-Gatius, F., and R. H. F. Hunter. 2005. Spontaneous reduction of advanced twin embryos: Its occurrence and clinical relevance in dairy cattle. Theriogenology 63:118-125.
19. Lopez-Gatius, F., P. Santolaria, J. Yaniz, J. Rutllant, and M. Lopez-Bejar. 2002. Factors affecting pregnancy loss from gestation day 38 to 90 in lactating dairy cows from a single herd. Theriogenology 57:1251-1261.
20. Maizon, D. O., P. A. Oltenacu, Y. T. Gröhn, R. L. Strawderman, and IT. Emanuelson. 2004. Effects of diseases on reproductive performance in Swedish Red and White dairy cattle. Prev. Vet. Med. 66:113-126.
21. Mee, J. F. 1991. Perinatal calf mortality-Recent findings. Ir. Vet. J. 44:80-83.
22. Meyer, C. L., P. J. Berger, K. J. Koehler, J. R. Thompson, and C. G. Sattler. 2001. Phenotypic trends in incidence of stillbirth for Holsteins in the United States. J. Dairy Sci. 84:515-523.
23. Nielen, M., Y. H. Schukken, D. T. Scholl, H. J. Wilbrink, and A. Brand. 1989. Twinning in dairy cattle: A study of risk factors and effects. Theriogenology 32:845-862.
24. Pursley, J. R., R. W. Silcox, and M. C. Wiltbank. 1998. Effect of time of artificial insemination on pregnancy rates, calving rates, pregnancy loss, and gender ratio after synchronization of ovulation in lactating dairy cows. J. Dairy Sci. 81:2139-2144.
25. Sartori, R., G. J. M. Rosa, and M. C. Wiltbank. 2002. Ovarian structures and circulating steroids in heifers and lactating cows in summer and lactating and dry cows in winter. J. Dairy Sci. 85:2813-2822.
26. SAS Institute. 2002. User's Guide: Statistics. Version 9.1 Edition. SAS Inst. Inc., Cary, NC.
27. Silva del Rio, N., B. W. Kirkpatrick, and P. M. Fricke. 2006. Observed frequency of monozygotic twinning in Holstein dairy cattle. Theriogenology 66:1292-1299.
28. Silva del Río, N., S. Stewart, P. Rapnicki, Y. M. Chang, and P. M. Fricke. 2007. An observational analysis of twin births, calf sex ratio, and calf mortality in Holstein dairy cattle. J. Dairy Sci. 90:1255-1264.
29. Thurmond, M. C., A. J. Branscum, W. O. Johnson, E. J. Bedrick, and T. E. Hanson. 2005. Predicting the probability of abortion in dairy cows: A hierarchical Bayesian logistic-survival model using sequential pregnancy data. Prev. Vet. Med. 68:223-239.