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Heritabilities and correlations for growth traits in N'Dama cattle under tsetse challenge were estimated using an animal model. Animals were born and weaned in a low to medium tsetse challenge area and, after weaning at 12 months of age, they were transported to a high tsetse challenge area until...
The International Trypanotolerance Centre’s small ruminant breeding meat production and the trypanotolerance of the animals (sheep and goat) To achieve that goal, selection was based on estimated breeding values for daily weight gain from 4 to 12 months of age measured on trypanotolerance challen...
This paper reviews the successful N’Dama cattle genetic improvement programme implemented in a low input productions system at the International Trypanotolerance Centre (ITC) in 1994, in the Gambia. The first part of the paper presents the genetic improvement programme. The second part deals with...
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