Cattle have nose prints taken rather than being branded.
"Here's a new idea - taking "nose-prints" of cattle for identification purposes. It supersedes branding - "
M/S of two men and a cow. One man dabs paint on the cow's nose and then presses a piece of card against it to take a print. C/U of the nose-print. "Experts say there are no two "nose-prints" alike -- and they never alter." C/U of head of a cow having a print taken. Man contrasts two different prints.