FERTILITY AND LIVE WEIGHT INHERITANCE IN DOMESTIC SHEEP BREEDS ON THE SIRE’S SELECTION
The paper presents a comparative analysis of fertility and live weight inheritance in sheep of two domestic breeds - Southern meat and Volgograd. The fertility analysis included 4 lambings for the Volgograd breed and 5 lambings for the Southern meat breed. Based on the information about the origin of ewes, the inheritance of the studied indicators was analyzed. For both sheep breeds, the improvement of productive indicators by certain sires comparing to the entire population was shown. For Southern meat sheep breed a reliable positive correlation between live weight and fertility was revealed.