Simple Summary Repeat breeder cow (RBC) syndrome encompasses cows failing three or
more times to become pregnant, but with the special characteristic that their estrous cycles …

One strategy for improving fertility in cattle is administration of GnRH or human chorionic
gonadotropin (hCG) during the luteal phase, which increases progesterone (P4) secretion …

Repeat breeder (RB) cows are clinically healthy animals with regular oestrous cycles that do
not become pregnant after three or more services. This syndrome has an incidence ranging …

The aim of this study was to examine the effect of a single administration of human chorionic
gonadotrophin (hCG) during the establishment of the corpus luteum (CL) on progesterone …

Repeat breeding (RB) has been defined as failure to conceive from three or more regularly
spaced services in the absence of detectable abnormalities, and cause economic loss on …

A high embryo loss rate has been reported in llamas. As strategies that lead to an increase
in plasma progesterone (P4) concentration might improve fertility, the aim of the present …

The aim of this study was to investigate the effects of hormonal support on the pregnancy
rate in repeat breeder cows. Prostaglandin F2α+ Ovsynch oestrus synchronization protocol …

Amaç: Repeat breeder ineklerde tohumlama sonrası uygulanan hormonal desteğe;
laktasyon sayısı, süt verimi ve sağımda geçen gün süresinin etkisinin araştırılmasıdır. Gereç …

Sunulan çalışmanın amacı, repeat breeder ineklerde tohumlama sonrası progesteron ve
hCG uygulaması ile luteal fonksiyon desteklenerek; plazma progesteron düzeyinin …

The study objective was to evaluate the effect of replacing the second gonadotropin
releasing hormone (GnRH2) of the Ovsynch and Co-Synch protocols with human chorionic …