How to identify high quality cows

1. High-yield and high-quality dairy cow breeds Most dairy cows in China are Holstein black-and-white dairy cows. It is a strain with Beijing black-and-white cows. This breed is superior to other dairy cow breeds. It has high milk yield and stable production performance. , is the choice of farmers. 2. High-yield and high-quality dairy cows are characterized by a well-balanced body structure, thin and elastic skin, long and wide body, straight back, straight and wide bosom, good chest development, large belly without sagging, body from above, side, behind Observed in three places was "inverted â–³", and the limbs were firm and straight. The breasts are large and square, extending forward and backward, flanked by the vertical line at the front of the front of the waist angle, the bottom is horizontal, the bottom line is slightly higher than the hocks, the mammary glands are well developed, the nipples are of medium size, and the milk veins are thick and crooked. The milk well is large and deep, and the hind legs are figure eight. 3. Dairy Cow Age Dairy cows have different ages and there is a big difference in milk production. When the first child is born, it is generally about 2.5 years old. With the increase in parity and age, the milk production also gradually increases. When the birth rate reaches 4-7 (ie, 6-9 years old), the milk production reaches the highest peak. After 10 years of age began to decline. China Agricultural Network Editor

Posted on June 19, 2018