Article
Somatic cell score genetic parameter estimates of dairy cattle in Portugal using fractional polynomials.
Journal of animal science - 1 May 2011
Martins A M, Silvestre A M, Petim-Batista M F, Colaço J A
Abstract excerpt
Milk somatic cell count is an indicator trait for mastitis resistance. Genetic parameters for somatic cell score in the Portuguese Holstein-Friesian population were estimated by modeling the pattern of genetic correlation over the first 3 lactations (days in milk) with a random regression model. Data records from the first 3 lactations were from the national database of the Portuguese Holstein Association herds....
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