The five traits of milk
yield were analyzed: daily milk yield from delivery to 1
month (DMY1), from 1 month to 2 months (DMY2), from
2 months to 3 months (DMY3), from 3 months to 4 months
(DMY4), and average daily milk yield of DMY1, DMY2,
DMY3, and DMY4 (MDMY). Birth weight and weaning
weight of calves were measured.