Efeito da utilização de sêmen heterospérmico sobre a taxa de concepção de fêmeas nelore submetidas à inseminação artificial em tempo fixo / Effect of heterospermico semen on the design rate of Nelore females submitted to artificial insemination in fixed time

ABSTRACT

The theme presented search evaluation of possible complementarities from the three breeding semen association in a single insemination dose on the conception rate in artificially inseminated cows. Females undergoing artificial insemination in fixed time (TAI) were evenly distributed between treatments according to the postpartum period, body condition score (BCS) and inseminator. Thirty days after TAI was conducted pregnancy diagnosis to check conception rate.