Reducing the examination interval to detect ovulation below 12h does not improve pregnancy rates after postovulatory insemination with frozen/thawed semen in mares

Animal Reproduction Science

Volumn 123, Issue 1-2, 2011, Pages 60-63

  Newcombe, J R ^a   Paccamonti, D ^b   Cuervo Arango, J ^c  

^a Equine Fertility Clinic   (United Kingdom)

^b LOUISIANA STATE UNIVERSITY   (United States)

^c UNIVERSIDAD CEU CARDENAL HERRERA   (Spain)

Author keywords

Artificial insemination; Frozen semen; Mare; Post ovulation

Indexed keywords

ANIMAL; ANIMAL DISEASE; ARTICLE; ARTIFICIAL INSEMINATION; BREEDING; CRYOPRESERVATION; DOWN REGULATION; EVALUATION; FEMALE; FREEZING; HORSE; LUTEAL PHASE; MALE; METHODOLOGY; OVULATION DETECTION; PHYSICAL EXAMINATION; PHYSIOLOGY; PREGNANCY; PREGNANCY RATE; RETROSPECTIVE STUDY; SPERM PRESERVATION; TIME;

ANIMALS; CRYOPRESERVATION; DOWN-REGULATION; FEMALE; FREEZING; HORSES; INSEMINATION, ARTIFICIAL; LUTEAL PHASE; MALE; OVULATION DETECTION; PHYSICAL EXAMINATION; PREGNANCY; PREGNANCY RATE; PREGNANCY, ANIMAL; RETROSPECTIVE STUDIES; SEMEN PRESERVATION; TIME FACTORS;

EQUIDAE;

EID: 78751705195     PISSN: 03784320     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.anireprosci.2010.11.004     Document Type: Article

References (23)

1. Allen W.E. Fertility in pony mares after post ovulation service. Equine Vet. J. 1981, 13:134-135.
2. Barbacini S., Gulden P., Marchi V., Zavaglia G. Incidence of embryo loss in mares inseminated before or after ovulation. Equine Vet. Educ. 1999, 11:251-254.
3. Barbacini S., Zavaglia G., Gulden P., Marchi V., Necchi D. Retrospective study on the efficiency of hCG in an equine artificial insemination programme using frozen semen. Equine Vet. Educ. 2000, 12:312-317.
4. Brinsko S.P., Varner D.D. Artificial insemination and preservation of semen. Vet. Clin. North. Amer. Equine Pract. 1992, 8:205-218.
5. Cochran J.D., Amman R.P., Squires E.L., Pickett B.W. Fertility of frozen thawed stallion semen extended in lactose EDTA-egg-yolk extender and packaged in 1.0ml straws. Theriogenology 1983, 20:735-741.
6. Cristanelli M.J., Squires E.L., Amman R.P., Pickett B.W. Fertility of stallion semen processed frozen and thawed by a new procedure. Theriogenology 1983, 22:39-45.
7. Davies Morel M.C.G., Newcombe J.R. The efficacy of different hCG dose rates and the effect of hCG treatment on ovarian activity: ovulation, multiple ovulation, pregnancy, multiple pregnancy, synchrony of multiple ovulation: in the mare. Anim. Reprod. Sci. 2008, 109:189-199.
8. Day F.T. Survival of spermatozoa in the genital tract of the mare. J. Agric. Sci. 1942, 32:108-111.
9. Kedrov V. Insemination of mares after ovulation. Anim. Breed. Abstr. 1945, 13:131.
10. Koskinen E., Lindeberg H., Kuntsi H., Ruotsalainen L., Katila T. Fertility of mares after postovulatory insemination. J. Vet. Med. Assoc. 1990, 37:77-80.
11. Muller Z. Fertility of frozen equine semen. J. Reprod. Fertil. Suppl. 1982, 32:47-51.
12. Muller Z. Practicalities of insemination of mares with deep-frozen semen. J. Reprod. Fertil. Suppl. 1987, 35:121-125.
13. Newcombe J.R. Conception in a mare to a single mating 7 days before ovulation. Equine Vet. Educ. 1994, 6:27-28.
14. Newcombe J.R. Practical evaluation of the fertilising capacity of frozen-thawed horse semen. Vet. Rec. 1999, 145:46-47.
15. Newcombe J.R. The effect of interval from mating to ovulation on pregnancy and pregnancy loss rate in thoroughbred mares. Proc. Cong. Br. Equine Vet. Assoc. 2001, 40:205.
16. Newcombe J.R. Successful mating after ovulation. Proc. Cong. Br. Equine Vet. Assoc. 2005, 44:246.
17. Pickett B.W., Squires E.L., McKinnon A.O. Preservation of stallion semen by freezing. Procedures for collection evaluation and utilization of stallion semen for artificial insemination. Anim. Reprod. Lab. Bull. CSU 1987, 75-98.
18. Pickett B.W., Amann R.P. Cryopreservation of semen. Equine Reproduction 1993, 769-789. Lea and Febiger, Philadelphia. A.O. McKinnon, J.L. Voss (Eds.).
19. Rubei M., Degl'Innocenti S. Artificial insemination with frozen semen in the standardbreds. 4 years of results. Proc. Cong. Br. Equine Vet. Assoc. 1999, 37:12.
20. Sheerin O., Watson E.D., Barbacini B., Marchi V., Zavaglia G., Necchi D. Effect of insemination time of frozen semen on the incidence of persistent mating-induced endometritis in mares. Proc. Cong. Br. Equine Vet. Assoc. 2001, 39:210-211.
21. Sieme H., Schafer T., Stout T.A.E., Klug E., Waberski D. The effects of different insemination regimes on fertility in mares. Theriogenology 2003, 60:1153-1164.
22. Volkmann D.H., Van Zyl D. Fertility of stallion semen frozen in 0.5ml straws. J. Reprod. Fertil. Suppl. 1987, 35:143-148.
23. Woods J., Bergfelt D.R., Ginther O.J. Effects of time of insemination relative to ovulation on pregnancy rate and embryonic-loss rate in mares. Equine Vet. J. 1990, 22:410-415.