Calving and calf weaning rate of Canchin cows mated in two different breeding periods
Calving and calf weaning rate of Canchin cows mated in two different breeding periods
Santiago, M.; Nascimento, J. do; Alencar, M.M. de; Tundisi, A.G.A.; Silva, R.P. da; Alves, B.C.
Boletim de Industria Animal 40(2): 189-193
1983
Of 375 cows in Brazil mated in Oct.-Jan., 67.73% calved and 80.31% of calves survived to weaning vs. 71.17 and 88.21% resp. for 195 cows mated in Apr.-July; the differences between the groups were significant. Year of mating had a significant effect on calving and weaning rates (P<0.01).