Comparing split-time AI pregnancy rates among non-estrous heifers based on administration of GnRH at AI.

被引:0
|
作者
Bishop, B. E. [1 ]
Thomas, J. M. [1 ]
Abel, J. M. [1 ]
Smith, M. F. [1 ]
Ellersieck, M. R. [1 ]
Poock, S. E. [1 ]
Patterson, D. J. [1 ]
机构
[1] Univ Missouri, Columbia, MO USA
关键词
beef heifer; gonadotropin-releasing hormone; split-time artificial insemination;
D O I
10.2527/jam2016-1112
中图分类号
S8 [畜牧、 动物医学、狩猎、蚕、蜂];
学科分类号
0905 ;
摘要
1112
引用
下载
收藏
页码:533 / 533
页数:1
相关论文
共 45 条
  • [31] EFFECT OF TIME OF FIXED-TIME AI ON PREGNANCY RATES IN ZEBU CROSS-BRED BEEF HEIFERS TREATED WITH PROGESTERONE RELEASING DEVICES AND ESTRADIOL CYPIONATE
    Ramos, M.
    Cutaia, L.
    Chesta, P.
    Bo, G. A.
    REPRODUCTION FERTILITY AND DEVELOPMENT, 2010, 22 (01) : 177 - 177
  • [32] The effects of CIDR and eCG treatments in a GnRH-based protocol for timed AI or embryo transfer on pregnancy rates in lactating beef cows
    Small, J. A.
    Colazo, M. G.
    Kastelic, J. P.
    Ward, D. R.
    Dochi, O.
    Mapletoft, R. J.
    REPRODUCTION FERTILITY AND DEVELOPMENT, 2007, 19 (01) : 127 - 128
  • [33] Effects of estradiol or GnRH on follicular wave emergence and pregnancy rates for a CIDR-based timed AI protocol in repeat breeder dairy cows
    Suh, G. H.
    Kim, U. H.
    Hur, T. Y.
    Kang, S. J.
    Baek, K. S.
    Park, S. B.
    Kim, H. S.
    Kang, H. G.
    Kim, I. H.
    REPRODUCTION FERTILITY AND DEVELOPMENT, 2007, 19 (01) : 128 - 128
  • [34] Comparison of 5-day or 7-day CIDR-based estrous synchronization systems for fixed-time AI in beef heifers.
    Wilson, K. N.
    Day, M. L.
    Whittier, W. D.
    Kasimanickam, R.
    Hall, J. B.
    JOURNAL OF ANIMAL SCIENCE, 2007, 85 : 43 - 44
  • [35] Effects of delayed insemination on pregnancy rates of suckled beef cows enrolled in the 7-d CO-Synch plus Cidr estrus synchronization protocol and that were not detected in estrus by the time of fixed-time AI.
    Dias, N. W.
    Timlin, C. L.
    Currin, J. F.
    Clark, S.
    Whittier, W. D.
    Mercadante, V. R. G.
    JOURNAL OF ANIMAL SCIENCE, 2017, 95 : 233 - 233
  • [36] Pregnancy rates following fixed-time Al in beef heifers after administration of CIDR-based protocols to synchronize estrus and ovulation
    Busch, D. C.
    Wilson, D. J.
    Schafer, D. J.
    Leitman, N. R.
    Hadek, J. K.
    Ellersieckl, M. R.
    Smith, M. F.
    Patterson, D. J.
    JOURNAL OF ANIMAL SCIENCE, 2007, 85 : 159 - 159
  • [37] PREGNANCY RATES AFTER ADMINISTRATION OF EQUINE CHORIONIC GONADOTROPIN (eCG) AT PROGESTERONE INTRAVAGINAL DEVICE REMOVAL AND 14 DAYS AFTER FIXED-TIME AI IN BEEF CATTLE
    Nunez, R.
    de Castro, T.
    Cutaia, L.
    Bo, G.
    Menchaca, A.
    REPRODUCTION FERTILITY AND DEVELOPMENT, 2011, 23 (01) : 163 - 163
  • [38] EFFECT OF CIDR WITH OR WITHOUT GnRH AND DOUBLE PGF2α BASED ESTRUS SYNCHRONIZATION PROTOCOLS ON ESTRUS RESPONSE AND PREGNANCY PER AI IN NON-DESCRIPT COWS OF THE PUNJAB
    Haider, M. S.
    Bilal, M.
    Ahmed, H.
    Anwar, M.
    Sattar, A.
    Andrabi, S. M. H.
    JOURNAL OF ANIMAL AND PLANT SCIENCES, 2017, 27 (04): : 1108 - 1114
  • [39] Effects of one versus two doses of prostaglandin F2alpha on AI pregnancy rates in a 5-day, progesterone-based, CO-Synch protocol in crossbred beef heifers
    Peterson, C.
    Alkar, A.
    Smith, S.
    Kerr, S.
    Hall, J. B.
    Moore, D.
    Kasimanickam, R.
    THERIOGENOLOGY, 2011, 75 (08) : 1536 - 1542
  • [40] Effect of timing of second prostaglandin F2α administration in a 5-day, progesterone-based CO-Synch protocol on AI pregnancy rates in beef cows
    Whittier, W. D.
    Kasimanickam, R. K.
    Currin, J. F.
    Schramm, H. H.
    Vicek, M.
    THERIOGENOLOGY, 2010, 74 (06) : 1002 - 1009