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Effect of insemination-related factors on pregnancy rate using sexed semen in Holstein heifers
Holstein sex-sorted semen estrus sperm quality intracornual insemination fertility
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2016/12/20
The objectives were to determine the effects of insemination with sexed semen at spontaneous and induced estrus, fixed-time insemination at synchronized estrus, the deposition site, estrous intensity,...
The extent of increase in first calving age as a result of implementing various sexed semen breeding strategies
conception rate estrus detection rate
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2014/10/23
A deterministic simulation was conducted to assess the effects of sexed semen utilization strategies on age at first calving (AFC). Four different strategies were implemented on dairy heifers: continu...