Effect of oestrous expression prior to timed artificial insemination with sexed semen on pregnancy rate in dairy cows

The objectives of the study were to determine (1) oestrous expression rate and (2) the effect of oestrous expression prior to progesterone‐based Ovsynch protocol on pregnancy rate in Holstein cows. All cows (n = 917) were subjected to 7‐day progesterone‐based Ovsynch protocol. In this protocol, cows...

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Veröffentlicht in:	Reproduction in domestic animals 2023-02, Vol.58 (2), p.342-348
Hauptverfasser:	Guner, Baris, Erturk, Melih, Dursun, Mehmet, Ozturk, Buse, Yilmazbas‐Mecitoglu, Gulnaz, Keskin, Abdulkadir, Dikmen, Serdal, Gumen, Ahmet
Format:	Artikel
Sprache:	eng
Schlagworte:	Animals Artificial insemination Cattle Dairy cattle dairy cow Dinoprost Estrus Estrus Synchronization - methods Female Gonadotropin-releasing hormone Gonadotropin-Releasing Hormone - pharmacology Insemination, Artificial - methods Insemination, Artificial - veterinary Lactation Milk Milk production oestrous expression Ovsynch Pregnancy pregnancy rate Progesterone Progesterone - pharmacology Reproduction (biology) Rumination Semen sexed semen
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