Breeding method for improving reproductive rate of beef cattle
A breeding method and breeding rate technology, applied in the field of poultry and livestock breeding, can solve the problems of low breeding rate of beef cattle, imperfect breeding methods, and many factors affecting the breeding rate of beef cattle, so as to improve the effect of insemination and reduce the probability of aging and death of semen , the effect of strengthening the body of calves
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[0031]The beef cattle breeds commonly raised in Henan Province: Xianan cattle, Xiza cattle, Xiaza cattle, and Benza cattle were selected as experimental comparisons. Data on the reproductive status of several local beef cattle breeding farms were extracted for comparison.
[0032] A breeding method for improving the reproductive rate of beef cattle, comprising the following stages:
[0033] (1) Adjustment of herd structure. At the end of the year, the cow herd structure is 80% for basic cows (18-24 months old), 10% for back-up cows (over 1 year old), and 10% for bred cows (under 1 year old). ;
[0034] (2) Breeding controls, including:
[0035] (a) Select high-quality breeding bulls, select healthy bulls from two aspects of physical appearance and production performance, collect semen, test, and freeze;
[0036] (b) Nutrient supply for cows. From estrus to lactation, 100mg of zinc sulfate per kilogram can be added to the cow’s diet according to the weight of the cow. Starti...
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