2. Cattle should ensure clean drinking water, fresh feed, strengthen exercise, wipe the cattle body to promote blood circulation, timely repair deformed hooves, keep the cowshed clean and hygienic, and regularly disinfect and repel insects.
3. Through scientific nutrition collocation and feeding management of dairy cows in different periods, calves grow to 6 months old, paying attention to the improvement of body volume, rumen function and survival rate, colostrum feeding, high-quality forage supply and fine management.
4. Due to the low protein and energy supply of roughage, dairy cows should pay attention to the timely supplement of concentrate in the growth process to ensure healthy growth and balanced nutrition.
5. There is little green feed in winter, and farmers pay attention to the supply of vitamin A. 60 days before the production of basic cows, concentrate 1.0 ~ 1.5 kg is supplemented every day; Supplementing concentrate 1.5~2.5kg every day after delivery120 days is convenient for dairy cows to produce milk and improve the conception rate of mating.
6, cowshed environment should also ensure good lighting and ventilation, but also control the temperature of the cowshed, keep it clean at ordinary times, and keep the cowshed hygienic. The site selection should be based on the local climatic conditions, because the climate has a great influence on the reproduction of cattle. Although the estrus rate is high in hot and rainy seasons, the pregnancy rate is low. The pregnancy rate from July to August sometimes only reaches about 30%, so we should pay attention to heatstroke prevention and cooling in daily management.