Thoroughbred Tattoo Letters - The letter represents the year of foaling (see chart). Web according to the jockey club standards, the first symbol on any registered thoroughbred's lip tattoo is a letter of the. (thoroughbreds older than 25 years old may only have four numbers.). Web a thoroughbred tattoo is a letter followed by four or five numbers. Web the tattoo is a letter followed by five numbers.
(thoroughbreds older than 25 years old may only have four numbers.). The letter represents the year of foaling (see chart). Web a thoroughbred tattoo is a letter followed by four or five numbers. Web according to the jockey club standards, the first symbol on any registered thoroughbred's lip tattoo is a letter of the. Web the tattoo is a letter followed by five numbers.