According to the cattle race (improved breed or traditional), fertility rate is 50% to 80%. The first covering takes place at 24 months in a modern breeding and at 36 months for traditional
breeding. One bull is enough to cover 50 cows. Interval between two calvings is 14 to 21 months according to breed type. Reform age of is 10 to 13years.
The gestation lasts for 9 months and you stop milking 2 months before calving.
Artificial insemination is preferred to covering. In Rwanda, available exotic breeds that can be crossed with local race ‘’ Ankole “ for productive crosses include: Jersey. Swiss Brown, Sahiwal, Friesian.
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