In the end it was all very logical. 

The “speed gene” behind Coolmore stud’s renowned racehorse-breeding reputation could trace back to a single mare that lived around 300 years ago, scientists have found.

Legendary jockey Lester Piggott last night led the tributes to the training genius of Vincent O’Brien, who died on Monday morning at the age of 92.

Peter Chapple-Hyam’s impressive Derby winner Authorized heads 37 high-class entries for the £750,000 King George VI & Queen Elizabeth Stakes at Ascot on July 28.