Mel and Warwick Coles have been fined $6000 by the Judicial Control Authority.
The penalty was imposed on the Washdyke trainers after their three-year-old Yogi returned a positive test to caffeine after winning at Riccarton in February.
The penalty was imposed on the Washdyke trainers after their three-year-old Yogi returned a positive test to caffeine after winning at Riccarton in February.