Spotting heat and timing AI
The signs a cow is on heat, and why AI 12 hours after standing heat gets more calves.
Watch your cows morning and evening. A cow on heat stands to be mounted, has clear mucus and bellows.
Serve with AI about 12 hours after standing heat starts: morning heat, evening AI; evening heat, next-morning AI.
Record the date. If she comes back on heat after 21 days, call your AI technician again.
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