Estimate (horse)

Estimate (foaled 4 April 2009) is an Irish-bred, British-trained Thoroughbredracehorse who won the Queen's Vase at Royal Ascot as a three-year-old. As a four-year-old she won the Sagaro Stakes before returning to Royal Ascot to win the Gold Cup. She was owned by Queen Elizabeth II and trained by Sir Michael Stoute. In 2014 she tested positive to morphine in a post race drugs test and was disqualified from second place in the Gold Cup, but went on to win the Doncaster Cup.