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The Effect of Age at First Calving and Calving Interval on Productive Life and Lifetime Profit in Korean Holsteins
Age at First Calving Calving Interval Lifetime Profit Productive Life
2016/5/12
This study was performed to estimate the effect of age at first calving and first two calving intervals on productive life and life time profit in Korean Holsteins. Reproduction data of Korean Holstei...