[Ditter]

I think livestock get brands, not tattoos.

[deport]

Livestock Tatoos

[Ruy Dias de Bivar]

I think livestock get brands, not tattoos.

Branded, yes.
Depends on what type of shots the vet gives. Some will get tattooed in the ear, others on the inside of the lower lip, a brand on the horn, a notch in the ears.