La race NDama dans le cheptel bovin du Sénégal

Abstract

This study summarizes the whole of knowledge about the NDama breed in Senegal. This trypanotolerant race is found in Casamance and eastern Senegal, which are tsetse-infested areas. The NDama breed is subdivided into 3 subpopulations and diclinates under various colors of coat with a predominance of the fawn color. Sexual dimorphism is very marked. The average weight in adult age is 300 kg for males against 230 kg for females. The height at the withers is 105.6 ± 8.7 cm in males against 102.0 ± 4.7 cm in females. Puberty is reached at 27 months and the duration of gestation is 285 ± 2 days and 292 ± 5 days, respectively, during multiple litters. Age of first calving is 39.8 ± 0.8 months. Milk production is very low and it varies between 0.1 and 1.75 liters per day. The NDama breed has good beefing abilities with a GMQ of 318.5 ± 60.23 g in breeding. NDama is raised according to different methods of breeding and its breeding faces many constraints. However, there are numerous prospects for development and valuing of this breed. © 2019 International Formulae Group. All rights reserved