A survey of management policies for fertility in Rhodesian dairy herds

Author: E.F. Donkin
Year: 1973
Issue: 2
Volume: 3
Page: 91 - 94

The distribution of calving Intervals of Rhodesian milk-recorded cows that completed lactations in 1969 was positively skew. The mean was approximately 400 days, but the mode was approximately 365 days. A questionnaire to farmers who participated in the milk-recording scheme in 1970 indicated that for many, the policies concerning management for fertility were satisfactory. However, there was ample room for improvement, especially in the keeping of records and in the efficiency of artificial inseminations.


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