One bogey and mating prematurely under normal circumstances, when the cow grows to 18 months of age, weighing more than 350 kilograms before the first allocation. However, at present, many dairy farmers are eager to produce milk from dairy cows. They often begin to breed at about the age of 1 year. The result is a serious impact on the normal growth and development of dairy cows. Two bogey predatory milking Under normal circumstances, dairy cows during the lactation period of 60 days, high-yield dairy cows can milk 3 times a day. Some dairy farmers have extended the lactation period for high-producing dairy cows and three times for low-yielding dairy cows, resulting in excessive consumption of dairy cows. Three bogey fodder The amount of green fodder in the diet of a single dairy cow shall not be less than two, and the composition of refined feed shall not be less than three. At present, many dairy cattle farmers do not meet the requirements for the preparation of refined and roughage feeds. They cannot meet the needs of dairy cows to grow and develop and feed calves and lactating milk. As a result, the growth and development of dairy cows are hindered and the amount of lactation is reduced. 4. Excessive management of bogey milky days At present, many dairy farmers only pay attention to the feeding and management of dairy cows in the lactation period, and the management of dairy cows during the dry period is extensive, causing the dairy cows to produce less during the next lactation period. Five bogey ignore the cow's movements and adjustments Some dairy farmers raise their cows for long periods of time without grazing or training, leading to over-fat dairy cows without high yields. Six bogey to the cows indiscriminate use of drugs Some farmers usually do not pay attention to the disease prevention of dairy cows, do not pay attention to regular disinfection, dairy cows on the use of drugs indiscriminately, to the growth of dairy cows and lactation hidden dangers.
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