The cross between a Roan Bay stallion, whose coat the (Rn) gene acts on the base coat by distributing white hairs throughout the body, giving it a roan appearance. The head and legs retain the original base color tones. Brown body with black mane, tail, lower legs and ear tips, due to the presence of black pigment restricted to the points by the Agouti gene., and a Roan Dark Brown mare with coat the (Rn) gene acts on the base coat by distributing white hairs throughout the body, giving it a roan appearance. The head and legs retain the original base color tones. Dark brown coat, often nearly black, with black points, expressed over the bay base., mainly produces Roan Bay (50%), followed by Roan Bay (50%), Bay (17%), Roan Chestnut (10%), Roan Dark Brown (9%), Roan Black (6%), Chestnut (3%), Dark Brown (3%) and Black (2%). Results vary according to the genotype of each parent — use the filters above to explore specific combinations.