PPT-Efficacy of medroxyprogesterone in suppression of estrus in mares

Patrick McCue DVM PhD Diplomate ACT Estrus Suppression in the Mare Options Hormone administration Progesteroneprogestins Oxytocin GnRH vaccine Equity vaccine Australia Intrauterine devices. Equine Science. Spring is here– the coats have shed out. . Is it time to breed that mare?. Before we book the stud, we need to be aware of the breeding cycle of the mare as well as the procedures to consider in breeding.. By C. Kohn. Agricultural Sciences. Waterford, WI. Source: www.thebullvine.com. Timing of Breeding. One of the main causes of infertility in cattle is breeding cows at the wrong time. . Proper timing is a critical component of any fertility program on a farm. . Animal Science. When can a mare be bred? . Peak time is between April to June. Prime age of mare for breeding is 3-10 years old. The best age is 3 years old. Mares over 13 may have difficult time if they have never foaled before. killed Japanese encephalitis virus (JEV) vaccine is safe in pregnant mares and in foals and induces robust immunological memory. Helle Bielefeldt-Ohmann. School of Veterinary Science & . Australian Infectious Diseases Research Centre. Bovine Reproductive tract. Meso. . metrium. suspends the uterus to the abdominal roof- in dogs and cats. Uterus anatomy. Perimetrium- outer lining. Myometrium- muscular layer. Endometrium- inner vascular lining. 1 mares may benefit from a Caslick “No man ever reached to excellence in any one art or profession without having passed through the slow and painful process of study and preparation.”. -Horace. THE ESTROUS CYCLE. THE REPRODUCTIVE SYSTEM. Terminology. Estrus is a noun.. The cow is displaying estrus.. Estrous is an adjective.. The length of the estrous cycle is 21 days. . Oestrus and Oestrous. British and European spellings. Estrus and Heat are synonymous. May 21, . 2013. . For Audio: Dial-in#: 866.394.2346 Participant Code: 397 154 6368#. Welcome & . Overview, . 5 . mins. Maximizing Virologic Suppression, . 35 . mins. Panel Discussion . 1 mares may benefit from a Caslick 1evaluation of cortisol levels in blood samples collected 8 to 10 hours apart or measurement of cortisol levels before and after administration of dexamethasone or other hormones The dexamethasone sup Dr . Bhavna. Assistant Professor cum Junior Scientist. Deptt. . of Veterinary Gynaecology and Obstetrics. Rhythmic sexual behavior patterns develops in female animals on attainment of puberty.. This behavior change i.e. sexual receptivity is called . Female Reproductive Tract. Broad Ligament. Infundibulum. Vaginal Sphincter. Female Reproductive System. Vagina. – Copulatory organ where sperm is deposited. Cervix. – Serves as “gatekeeper” , keeps semen in and foreign contaminant material out. Key Terms. Natural Insemination. Deposition of semen by a male into the reproductive tract of a receptive female under normal body conditions and environment. Artificial Insemination. The . deliberate introduction of semen into a female for the purpose of .