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Shandong Qingfeng | Breeding Equipment | Autumn is the best breeding season for cows
Release time:
2021-09-08
The weather is cool in autumn and the pasture is very vigorous. It is not only suitable for fattening cattle, but also suitable for breeding and breeding of cows. Because the estrus cycle of cows in autumn is short and the estrus lasts for a long time, breeding at this time is the best choice. Don't miss this season. Below and share with you how to do in autumn to the cow breeding in a timely manner?
The weather is cool in autumn and the pasture is very vigorous. It is not only suitable for fattening cattle, but also suitable for breeding and breeding of cows. Because the estrus cycle of cows in autumn is short and the estrus lasts for a long time, breeding at this time is the best choice. Don't miss this season. Below and share with you how to do in autumn to the cow breeding in a timely manner?
It is 1. to strengthen feeding management and promote estrus and ovulation of cows. August-October is the peak season for estrus and breeding of cows in autumn. Before the arrival of breeding, cows of the right age should have a moderately fat body condition. Too fat and too thin are not conducive to breeding. For cows with poor body condition, grazing time should be extended, grass should be cut and fed to cows, with 40% of corn, 30% of barley, 20% of wheat and 10% of soybean and 10% of soybean, add 8-10% bean cake, 5% wheat bran, 1% salt and 3-4% bone meal in the total amount of the above feed, and feed them twice a day in the morning and evening, with 7.5-10kg of soup and water each time, so that cows can be estrus and matched in a short time.
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2. take advantage of this season, 100-200 grams of traditional Chinese medicine aphrodisiac powder will be used for aphrodisiac mating of non-estrus cows, once in the morning and once in the evening for 2-3 days, or 30 grams of motherwort, 25 grams of pumpkin leaves and 15 grams of safflower mixed fried water will be used for internal administration of cattle, or 1kg of old jujujube tree outer skin inner layer, 2kg, 2kg of brown sugar and 6kg of water will be added, even serve 2-3 days, you can estrus.
3. aiming at the timing, the estrus time of the estrus cow is 18-21 days, and the estrus lasts for 1-2 days. After estrus, the appetite of the cow is obviously reduced, excited and restless, the pudendal part is red, congested and swollen, often accompanied by white transparent mucus outflow, touching the buttocks of the cow, the tail is high and quiet, and it is most suitable for breeding the cow at this time. Ovulation of cows is 10-15 hours after the end of estrus, and the suitable time for breeding is 8-12 hours after the beginning of estrus. The use of artificial insemination is an important measure to improve the conception rate of cows, especially the rectal grasp method is better. During the operation, the vas deferens is inserted into the cervix for 5~7cm, and then semen is slowly injected. After insemination, the vas deferens is slowly pulled out to prevent damage to the vagina of the cow or semen outflow.
Feeding and management of 4. cows after breeding. Generally, within 2 hours after breeding, it is best not to take strenuous exercise and try to avoid drinking water or overeating. At night within 15 days after mating, 1-1.5kg of bran will be fed at the same time, and clean drinking water containing a small amount of salt will be supplied to promote the implantation of fertilized eggs. During pregnancy, cows should be fed with feed rich in protein, vitamins and minerals to meet the needs of cow growth and the development of fetus, placenta and uterus; it is strictly prohibited to feed moldy, deteriorated, frozen, toxic, excessive acidity or strong irritating feed to prevent enteritis, miscarriage, weak fetus or stillbirth. The cattle house environment should be quiet to prevent abortion caused by excessive fright, crashing, slipping, whipping or top frame.
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