Productive and reproductive performance of red chittagong cattle (RCC) in rural rearing system of Bangladesh

Red Chittagong Cattle (RCC) is considered as a variety of cattle usually found in Chittagong, Bangladesh. The study was conducted to estimate the productive and reproductive traits of Red Chittagong Cattle (RCC). Five administrative areas were selected from Chittagong district of Bangladesh. The farmers, who were rearing rearing RCC, were subjected to questionnaire based interview. Data was collected with standard questionnaire by face to face interview, farm record sheet and direct observation to get information on productive and reproductive performances. The result of the collected data revealed different reproductive performances of Red Chittagong Cow such as age at puberty 28.98 months, age at first calving 40.24 months, service per conception 1.615, calving interval 13.05 months, days required to first heat during postpartum period 109.31 days and gestation length 278.74 days. In this study some data were recorded to observe the production performances of Red Chittagong Cows. Milk production and lactation length was 2.35 liter/day and 256.8 days respectively. The maximum milk production was 4 liter/day/cow and the minimum production was 1 liter/day/cow supplied some amount of concentrate along with roughage.