1. Distribution: charolais cattle is a world-famous large-scale beef cattle breed, which originated from Charolais and Neffle in the middle and west of France. Since it was bred, it has been widely welcomed by the international market for its fast growth, large amount of meat, large size and wide tolerance. 2. Appearance characteristics: The most striking feature of this cow is that its fur is white or milky white, and its skin is often spotted; The muscles of the whole body are particularly developed; Strong bones and strong limbs. 3. Production performance: Charolais cattle are characterized by fast growth and high lean meat rate.

I. Distribution of origin

1. charolais cattle is a world-famous large-scale beef cattle breed, which is native to Charolais and Neffle from the middle and west to the southeast of France. Since it was bred, it has been popular because of its fast growth, large meat quantity, large size and wide tolerance, and has been exported to many countries in the world.

2. French Charolais is a high-quality brand cattle in France, and its breeding cattle have been exported to more than 60 countries.

Second, the appearance characteristics

1. The most obvious characteristics of this kind of cattle are that the fur is white or milky white, the skin is often stained, the muscles are developed, the bones are strong, and the limbs are strong.

2. charolais cattle's head is small and wide, and its angle is round and relatively long, stretching forward. Horny and sallow, thick and short neck, broad and deep chest, Fiona Fang ribs, wide and fleshy back, cylindrical body, full muscles, well-developed posterior gluteal muscles, protruding backward, often forming? Double muscles? Features.

3. Average weight of bulls 1 100- 1200 kg, average weight of cows 700-800 kg, newborn male calves 45 kg and female calves 42 kg.

Third, production performance.

1, the most obvious characteristics of Charolais cattle in production performance are fast growth speed and high lean meat rate. Generally, under good feeding conditions, the 6-month-old male calf can reach 250 kg, the female calf can reach 2 10 kg, and the daily gain can reach1400 g. In Canada, the bull can reach 5 165438 under good feeding conditions.

2. As a specialized large-scale meat cow, this cow has good meat production performance, with slaughter rate of 60%-70% and lean meat rate of 80%-85%.

3. 16-month-old fattening cattle carcass weight is 4 18kg, and the slaughter rate is 66.3%.

4. The milk yield of Charolais cows is high, with a milk yield of 2,000 kg in one lactation period and a milk fat rate of 4.0%-4.7%. However, the dystocia rate of this kind of cattle in pure breeding is high (13.7%).

Fourth, hybrid improvement.

1, Charolais cattle were introduced directly from France twice in 1964 and 1974, and then distributed in parts of Northeast China, Northwest China and South China, and improved yellow cattle by crossing this breed with local yellow cattle in China, and achieved remarkable results.

2. The performance is that the hybrid offspring's physique is obviously enhanced, the growth speed is accelerated, and the heterosis is obvious.