Frank Stronach's Adena Springs led all breeders by earnings in 2009, the seventh consecutive year it has achieved that distinction.
Adena-bred runners won 568 races from 3,903 starts and earned $12,853,329, according to data released Wednesday by the Jockey Club Information Systems. Adena Springs also headed the breeders' rankings on a list that included breeding partnerships, with the winners of 568 races from 3,908 starts for earnings of $12,856,254.