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Retained placenta is one of the most common peripartum complications in mares. It delays the recovery of the uterus, decreases fertility, and can be life-threatening. The mechanism of normal placenta release is unknown. In addition to systemic hormonal changes affecting the process of placenta separation, it is supposed that local mechanisms at the cellular level may play an important role in this...
The aim of the research was to determine the influence of multiple pregnancy on delivery complications and calf mortality. The experiment was conducted on 6755 cows in which at least one multiple calving took place. Data came from the documentation of the Polish Federation of Cattle Breeders & Milk Producers and concerned calving type, sex structure of the newborn calves, as well as their perinatal...
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