E Locus (Cattle Dog Cream Variant) e2

Test Overview:

The pale cream colour produced by the e2 variant occurs in Australian Cattle Dog and appears limited to this breed and its crossbreds


Trait (Associated with Phenotype)



Variant Detected:



It is a trait and so is tested based on preference, not usually for health concerns.

Mode of Inheritance:

Autosomal Recessive

Research Citation(s):

Durig N, A Letko, SH Rasouliha, R Loechel, A Kehl, MK Hytonen, H Lohi, N Mauri, J Dietrich, M Wiedmer, M Drogemuller, V Jagannathan, SM Schmutz, T Leeb. 2018. Two MC1R loss-of-function alleles in cream-coloured Australian Cattle Dogs and white Huskies. Animal Genetics 49:284-290.

Associated Breed(s):

Australian Cattle Dog, Australian Shepherd, Australian Stumpy Tail Cattle Dog, Border Collie, Collie Rough, Collie Smooth, Koolie , Mixed Breed,