Winx further etched her name into Australian horse racing history on Saturday afternoon.
Winx won the Colgate Optic White Stakes over 1600m at Royal Randwick to secure her 20th successive victory.
The thoroughbred, who celebrated her sixth birthday on Friday, came home strongly from the outside to record the win from Happy Clapper and Floxplay in third.
Winx, trained by Chris Waller, was ridden to victory by Hugh Bowman on Saturday.
The result continues Winx’s incredible unbeaten streak.
in February, Winx won the the TAB Chipping Norton Stakes to secure her 15th successive victory, breaking Phar Lap’s record (14).
The Australian record for most wins undefeated is held by Black Caviar (25).