The Karnal Sahiwal and Red Sindhi Cows

摘要

Sahiwal and Red Sindhi cattle are milch cattle with high yielding potential, heat tolerance, and disease resistance, best suited to the tropical climate prevailing in India. Bred at many Indian Military and other state farms for milk production, the best strain of Sahiwal breed has an average 305 days lactation yield of 2100 kg., and individual highest of 4433 kg. The report describes the following work done on these strains: breeding policy, birth weight and growth rate, cost of calf rearing, productive performance of the herds, cost of milk production, fat and SNF contents, reproductive performance, effect of inbreeding coefficient on production, reproduction and survivability traits, mortality rates, and progeny testing of bulls.