Abstract
The aim of study was to know the profil of progesterone in milk samples of dairy cows that experienced after pregnancy failure AI. Milk samples of fo fifteen AI failure dairy cows were taken on days 0, 7, 14, 21 and 28 (day 0 = estrus). Progesterone analysis was performed by ELISA method. On day 7th and 14th progesterone concentrations has increased in all cows, on 21th day the levels were decreased in 3 cows and they returned to estrous, while in 12 cows the progesterone levels were high.
Original language | English |
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Pages (from-to) | 27-30 |
Number of pages | 4 |
Journal | Indian Veterinary Journal |
Volume | 96 |
Issue number | 12 |
Publication status | Published - 2019 |
Keywords
- Artificial insemination
- Dairy cow
- Estrous cycle
- Progesterone