Which Bovino breeds come in Unicolore?

Club breed standards describe Unicolore for the Bruna e Jersey.

Bovino pattern

Unicolore

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 Bovino breeds list Unicolore. It is in a club standard for 2 breeds.

Breed	PDCA	BROWN SWISS USA
Bruna	Da standard (“solid brown”)	Da standard (“solid Brown”)
Jersey	Da standard (“with or without white markings”)	No ruling

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