Tricoloured horse extends past the eye, over the chin, or both. The genetics of overo and sabino are not yet fully understood, but and can appear in the offspring of two apparently solid-coloured parents, whereas a tobiano must always have at least one tobiano parent. Tricoloured horse Tri-coloured (archaic: "oddbald") refers to a horse with three different coat colours in a pinto spotting pattern of large white and dark patches, usually bay (a reddish colour with a black mane and tail) and white. This colouring is also commonly called skewbald (referring to a horse with a spotted coat that is white and
Unit Colour Patch was assigned a colour and the Brigade HQ colour patches were the Divisional shape in the Brigade colour. Each Battalion in each Brigade was then assigned a colour, and the patch was split horizontally with the Battalion colour across the top of the field and the Brigade across the bottom of the field. Light Horse, Artillery, Engineer and Medical units were also allocated colour patches. Light Horse patches were divided diagonally. In total over 300 individual patches were authorized during the war. Military Order 206/21 in 1921 authorised the use of Unit Colour Patches for the Citizen Military Forces (CMF),