Determining your horses age from its tattoo
There are always five characters in the tattoo (either a letter and four numbers or two letters and three numbers). The first letter indicates the year of birth. The United States Trotting Association has a tattoo reserch service.
| If the first letter is: | Then the horse was born in: |
| A | 1982 |
| B | 1983 |
| C | 1984 |
| D | 1985 |
| E | 1986 |
| F | 1987 |
| G | 1988 |
| H | 1989 |
| J | 1990 |
| K | 1991 |
| L | 1992 |
| M | 1993 |
| N | 1994 |
| P | 1995 |
| R | 1996 |
| S | 1997 |
| T | 1998 |
| V | 1999 |
| W | 2000 |
| X | 2001 |
| Z | 2002 |