The hornless Dorset sheep are produced in the United Kingdom but are reared in Australia and New Zealand. The sheep from Lai Lan and the Dorset sheep were used as female parents, and Kaori was the father of the sheep. Then the horned Dorset ram was selected to breed the hornless offspring. China was introduced in the late 1980s and early 1990s, and it was mainly used as the father of economic hybrid production of lambs. This breed of sheep is characterized by early maturation, rapid growth and development, year-round estrus and heat tolerance, and adaptation to arid climate.
Appearance characteristics Dorset Dorset Sheep and ewe have no horns, short neck, short body, long chest, wide chest, straight back, body barrel, short limbs, well-developed hindquarters, body hairy white .
The production performance of adult ram weight 90 to 100 kg, ewe 55 to 65 kg. Carcass quality and meat production performance is good, 20-24 kilograms of carcass of 4 months old lambs, slaughter rate of more than 50%. Ewes can be estrus and breed throughout the year, with a lambing rate of 130% to 180%. Adult sheep shearing amount of 2 to 3 kg, hair length 7.5 to 10 cm, fineness of 48 to 58. The average birth weight of male lambs produced by the pure breeding of domestic sheep without horns was 3.75 kilograms, the average daily weight gain was 319.05 grams on 105 days, the average weight was 37.25 kilograms, the average birth weight of female lambs was 3.8 kilograms, and the average age was 96 days. The daily gain was 286.15 grams and the average weight was 31.27 kg.
Breeding of breeds using hornless races is one of the ideal fathers for the production of mutton sheep. The hornless SaiTe sheep has the characteristics of good meat production and carcass quality, early maturation, rapid growth and development, estrus throughout the year, heat resistance and strong adaptability to dry climate regions.
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