R900 Coat Colour Redfactor (MC1R) – Holstein

R900 Categories: ,

 39,95 ex. VAT
 48,34 inc. VAT

Breed:  Aberdeen Angus, Holstein
Sample material:  Blood EDTA, Blood Heparin, Hair, Semen, Tissue


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Coat colour in Holstein Dairy cattle can be influenced by many hereditary factors. The phenotypes dominant black and recessive red are primarily controlled by the MC1R gene, also known as the Extension Locus (E-Locus). This test analyses for the dominant mutation to MC1R resulting in red coat colour.


Chromosome: 18

Gene: MC1R

Mode of Inheritance: Autosomal Recessive

Also known as: E-Locus

Organ: Integumentary system

Sub-organ: Hair


Year published: 1995

Additional information

Coat colour is an intricate trait that involves a combination of multiple different genes. Testing for a range of different loci will give the most complete prediction of a cow's coat colour genetics.


Omia: 1199

Pubmed: 8535072