Pregnancies per AI (P/AI) and pregnancy losses (PL) for cows completed the hormonal protocols in the three treatments.ItemP/AI (%)TreatmentaHCO-72NHCO-72NHOV-CO-72(n=409)2(n=384)(n=243)(n) %(n) %(n) %At day 33±1During EBPc?(169/364) 46.4(175/374) 46.8(127/239) 53.1After EBPd?(19/45) 42.2(4/10) 40.0(3/4) 75.0Overall?(188/409) 46.0(179/384) 46.6(130/243) 53.5At day 48±3During EBP?(101/364) 27.8(102/374) 27.3(101/239) 42.3After EBP?(10/45) 22.2(1/10) 10.0(3/4) 75.0Overall?(111/409) 27.1(103/384) 26.8(104/243) 42.8PLe (%)During EBP?(68/169) 40.2(73/175) 41.7(26/127) 20.5After EBP(9/19) 47.4(3/4) 75.0(0/3) 0.0Overall?(77/188) 43.0(76/179) 42.5(26/130) 14.5aHCO-72: cows showing estrus during the postpartum JNJ-7777120 received CO72 (GnRH+PGF2α+GnRH+TAI 72 h after PGF2α), NHCO-72: cows that did not show estrus during the postpartum period received (GnRH+PGF2α+GnRH+TAI 72 h after PGF2α), NHOV-CO-72: cows that did not show estrus during the postpartum period received (GnRH+PGF2α+GnRH+GnRH+PGF2α+GnRH & TAI 72 h after PGF2α)221, 26 and 137 cows from HCO-72, NHCO-72 and NHOV-CO-72 treatments, respectively, exhibited estrus and were inseminated before the last GnRH injection and were excluded from the analysis.cCows that were inseminated during the expected breeding period (72 h after the last PGF2α).dCows exhibited estrus and were re-inseminated within 7 days after the end of the expected breeding period in the three treatments.eProportion of cows diagnosed pregnant at 33±1 day after AI that were diagnosed nonpregnant at 48±3 day after AI.?(P<0.05) among treatments.Full-size tableTable optionsView in workspaceDownload as CSV
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