Abstract:To evaluate the quality of renewal of the sexual activity in ewes during the insemination campaign next indices were developed: IH i -the index of heat (0 or 1), IHT i -the index of heat time (from 1 to 4), ICT i -the index of conception time (from 1 to 4) and IL i -the index of lambing (from 0 to 3). Relationships between the indices and age, weight, part of animals with the heat (E%), fertility (F%), fecundity (Fm%), prolificacy (Pf) and climatic condition were researched. Data of Ascanian Merino ewes of 6 y… Show more
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