Caracterización del comportamiento productivo y reproductivo de dos hatos lecheros en la provincia de Chimborazo

Abstract

In the Cerro Viejo and COPROCACB farms located in San Juan and Quimiag respectively, the productive and reproductive behavior of dairy herds were typified by taking into consideration the productive and reproductive records which indicated that in the COPROCACB farm there is a herd with a larger number of animals, and its genetic tendency is Holstein even though there are descendants from Brown Swiss and Jersey crossbreed, whereas in Cerro Viejo farm the tendency is Jersey; regarding production, COPROCACB farm cows register an overall average daily milk production of 870 liters, daily production of 19.46 liters, calf feeding production of 6333.77 liters, while in Cerro Viejo was 385,62, 17,21 and 5410,26 liters, in the reproductive aspect in COPROCACB and Cerro Viejo a period of 69.84 days and 74.78 days was registered, age 19.97 and 17.57 months ; age at first birth 28.73 and 26.59 months; calving interval 13.14 and 13.04 months, a birth interval - conception 114.09 and 112.28 days; the fertility rate in 2014 improved in the first service to 33 and 35%, the average number of services per conception was 2.47 and 2.49; reproductive efficiency of the herd in 2014 was 82.46 and 78.72%, finally, the number of calves per year was 59 and 11.