Electronic identification tags, a white circle placed in an animal's ear, is now required for certain types of cattle and bison that move across state lines.

AUCTIONEERS are backing moves to make an electronic ID system for cattle more or less universal as soon as possible – although they are concerned at a marked lack of enthusiasm for the sheep EID ...

Significantly, a leading EasyCare flock owner believes that cattle herd owners can learn a lot for their sheep farming colleagues, where this matter is concerned. Campbell Tweed farms near the village ...

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today, and has been written by our American colleagues. It does not necessarily reflect the view of The ...