When registering a calf the tattoo information must be included on the application for registration. The following is the tattoo information as listed in the ABBB rules and regulations:

Herd designation letters are an exclusive combination of three or four letters allotted to each herd. These may involve a combination of the initials of the breeder who must submit his proposed designation for Association approval.

Tattooing is to be done in one or two rows in the inside of the calf’s left ear. If in two rows, the herd designation letters are to be tattooed on the top row. The sequence number and year letter are to be tattooed on the bottom row.

The sequence number of those calves intended for registration is the number of the calf, beginning at 1, in order of calving in each herd in each calendar year, irrespective of sex and irrespective of corresponding herd book registry.

All calves must be named with a year letter, for example:

Examples of tattoos: DFB 1B, DFB 2B, DFB 3B