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The objective was to decrease the reinsemination interval (RI) when dairy cows and heifers are inseminated using all timed artificial insemination (TAI) programs. Holstein cows (n=211) and heifers (n=153) were randomly assigned to a control or 21-day Resynch (21dRES) at 13 days after TAI. Animals...

Kelley, D. E.; Ibarbia, L.; Daetz, R.; Bittar, J. H.; Risco, C. A.; Santos, J. E. P.; Ribeiro, E. S.; Galvão, K. N.
Elsevier, New York, USA
Theriogenology, 2016, 85, 2, pp 230-237