1, sunny match. Sunny from 10am to 2pm. Let the cow face the sun station for 20 minutes and then breed. 2. Enter arginine. Before 20-30 minutes of estrus cows mating, a small amount of 5% arginine solution is first injected into the uterus of the cow. When the estrus cows are bred, the rate of maternal pupa production can reach over 80%. 3, feed calcium-containing feed. Two months before the cow’s pregnancy, the feed containing high calcium content will contain less sodium and potassium in the egg than calcium and magnesium. After being combined with the sperm, it will develop into a mother dam. Article Source: Friends of Riches
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