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Improving artificial insemination (AI) pregnancy rates in replacement heifers improves the genetic advancement within a herd. Heifers that have completed at least three estrous cycles prior to breeding have greater pregnancy rates compared to acyclic females. Therefore, it was hypothesized that a...

Monn, R. E.; Poole, R. K.; Mackey, J. C.; Mayberry, K. J.; Dudley, H. B.; Alley, M.; Poole, D. H.
Oxford University Press, Oxford, UK
Translational Animal Science, 2019, 3, 1, pp 456-463