Short communication: Pregnancy rates to timed artificial insemination in holstein heifers given prostaglandin F2α twenty-four hours before or concurrent with removal of an intravaginal progesterone-releasing insert

Journal of Dairy Science

Volumn 91, Issue 7, 2008, Pages 2678-2683

  Ambrose, D J ^a   Emmanuel, D G V ^a   Colazo, M G ^a   Kastelic, J P ^b  

^a Alberta Agriculture and Rural Development   (Canada)

^b AGRICULTURE AND AGRI FOOD CANADA   (Canada)

Author keywords

Dairy heifer; Intravaginal progesterone insert; Pregnancy rate; Timed artificial insemination

Indexed keywords

GONADORELIN; PROGESTERONE; PROSTAGLANDIN F2 ALPHA;

ANIMAL; ANIMAL DISEASE; ARTICLE; ARTIFICIAL INSEMINATION; CATTLE; ESTRUS CYCLE; FEMALE; INTRAMUSCULAR DRUG ADMINISTRATION; INTRAVAGINAL DRUG ADMINISTRATION; METHODOLOGY; OVULATION INDUCTION; PHYSIOLOGY; PREGNANCY; PREGNANCY RATE; SEASON; TIME;

ADMINISTRATION, INTRAVAGINAL; ANIMALS; CATTLE; DINOPROST; ESTROUS CYCLE; ESTRUS SYNCHRONIZATION; FEMALE; GONADOTROPIN-RELEASING HORMONE; INJECTIONS, INTRAMUSCULAR; INSEMINATION, ARTIFICIAL; OVULATION INDUCTION; PREGNANCY; PREGNANCY RATE; PROGESTERONE; SEASONS; TIME FACTORS;

EID: 47149112607     PISSN: 00220302     EISSN: 15253198     Source Type: Journal    
DOI: 10.3168/jds.2007-0840     Document Type: Article

References (21)

1. Ambrose, J. D., J. P. Kastelic, R. Rajamahendran, M. Aali, and N. Dinn. 2005. Progesterone (CIDR)-based timed AI protocols using GnRH, porcine LH or estradiol cypionate for dairy heifers: Ovarian and endocrine responses and pregnancy rates. Theriogenology 64:1457-1474.
2. Ambrose, J. D., G. Thangavelu, and L. A. Goonewardene. 2006. Conception rate and pregnancy loss rate in lactating Holstein cows of a single herd following timed insemination or insemination at detected estrus. J. Dairy Sci. 89(Suppl. 1):213-214. (Abstr.)
3. Canadian Animal Health Institute. 2005. Compendium of Veterinary Products. 9th ed. Canadian Animal Health Institute, Guelph, Ontario, Canada.
4. Donovan, G. A., P. L. Bennett, and F. S. Springer. 2003. Factors associated with first service conception in artificially inseminated nulliparous Holstein heifers. Theriogenology 60:67-75.
5. El-Zarkouny, S. Z., J. A. Cartmill, B. A. Hensley, and J. S. Stevenson. 2004. Pregnancy in dairy cows after synchronized ovulation regimens with or without presynchronization and progesterone. J. Dairy Sci. 87:1024-1037.
6. Folman, Y., M. Kaim, Z. Herz, and M. Rosenberg. 1984. Reproductive management of dairy cattle based upon synchronization of estrous cycles. J. Dairy Sci. 67:153-160.
7. Folman, Y., M. Rosenberg, I. Ascarelli, M. Kaim, and Z. Herz. 1983. The effect of dietary and climatic factors on fertility, and on plasma progesterone and oestradiol-17 β levels in dairy cows. J. Steroid Biochem. 19:863-868.
8. Ginther, O. J., L. Knopf, and J. P. Kastelic. 1989. Temporal associations among ovarian events in cattle during oestrous cycles with two and three follicular waves. J. Reprod. Fertil. 87:223-230.
9. Hansen, P. J. 1997. Effects of environment on bovine reproduction. Page 403 in Current Therapy in Large Animal Theriogenology. R. S. Youngquist, ed. W. B. Saunders Company, Philadelphia, PA.
10. 2α concurrent with, or 24 hours prior to removal of an intravaginal, progesterone-releasing device. Can. J. Vet. Res. 68:283-287.
11. Kim, I. H., G. H. Suh, and D. S. Son. 2003. A progesterone-based timed AI protocol more effectively prevents premature estrus and incomplete luteal regression than an Ovsynch protocol in Holstein cows. Theriogenology 60:809-817.
12. 2α for synchronizing estrus and shortening the interval to pregnancy in postpartum beef cows, peripubertal beef heifers, and dairy heifers. J. Anim. Sci. 79:982-995.
13. Martinez, M. F., G. P. Adams, D. R. Bergfelt, J. P. Kastelic, and R. J. Mapletoft. 1999. Effect of LH or GnRH on the dominant follicle of the first follicular wave in beef heifers. Anim. Reprod. Sci. 57:23-33
14. Martinez, M. F., J. P. Kastelic, G. P. Adams, B. Cook, W. O. Olson, and R. J. Mapletoft. 2002. The use of progestins in regimens for fixed-time artificial insemination in beef cattle. Theriogenology 57:1049-1059.
15. Moreira, F., R. L. de la Sota, T. Diaz, and W. W. Thatcher. 2000. Effect of day of the estrous cycle at the initiation of a timed artificial insemination protocol on reproductive responses in dairy heifers. J. Anim. Sci. 78:1568-1576.
16. Peeler, I. D., R. L. Nebel, R. E. Pearson, W. S. Swecker, and A. Garcia. 2004. Pregnancy rates after timed AI of heifers following removal of intravaginal progesterone inserts. J. Dairy Sci. 87:2868-2873.
17. Pursley, J. R., M. C. Wiltbank, J. S. Stevenson, J. S. Ottobre, H. A. Garverick, and L. L. Anderson. 1997. Pregnancy rates per artificial insemination for cows and heifers inseminated at a synchronized ovulation or synchronized estrus. J. Dairy Sci. 80:295-300.
18. Rivera, H., H. Lopez, and P. M. Fricke. 2005. Use of intravaginal progesterone-releasing inserts in a synchronization protocol before timed AI and for synchronizing return to estrus in Holstein heifers. J. Dairy Sci. 88:957-968.
19. Schmitt, E. J. P., T. Diaz, M. Drost, and W. W. Thatcher. 1996. Use of a gonadotropin-releasing hormone agonist or human chorionic gonadotropin for timed insemination in cattle. J. Anim. Sci. 74:1084-1091.
20. 2α, norgestoment, and gonadotropin-releasing hormone. J. Dairy Sci. 83:2008-2015.
21. Stevenson, J. S., J. R. Pursley, H. A. Garverick, P. M. Fricke, D. J. Kelser, J. S. Ottobre, and M. C. Wiltbank. 2006. Treatment of cycling and noncycling lactating dairy cows with progesterone during Ovsynch. J. Dairy Sci. 89:2567-2578.