Which Bovin breeds come in Uni?

Club breed standards describe Uni for the Brune suisse et Jersiaise.

Bovin pattern

Uni

One color all over with no pattern or white: self in rabbits, cavies, rats and canaries; a tongue or hoof of one even color.

5 Bovin breeds list Uni. It is in a club standard for 2 breeds.

Breed	PDCA	BROWN SWISS USA
Brune suisse	Standard (“solid brown”)	Standard (“solid Brown”)
Jersiaise	Standard (“with or without white markings”)	No ruling

How Uni can appear or change over an animal's life.