Frankie Dettori winning the Qatar Prix De L’Arc De Triomphe at Longchamp on Golden Horn. Photograph: Alan Crowhurst/Getty Images

Golden Horn has been named the Cartier Horse of the Year at the 25th annual awards, following an outstanding three-year-old campaign. Owned and bred b(...)

Found ridden by Ryan Moore (L) edges out Golden Horn ridden by Lanfranco Dettorito win the Breeders’ Cup Turf at Keeneland Racecourse in Lexington, Kentucky. Photograph: Rob Carr/Getty

The Aidan O’Brien-Ryan Moore team saved European blushes at the 2015 Breeders Cup with a victory for Found in the $3 million Turf over the Derby and A(...)

 Jockey Irad Ortiz Jr aboard Stephanie’s Kitten  pulls away from Legatissimo, ridden by Ryan Moore, to win the Breeders’ Cup Filly & Mare Sprint at Keeneland Racecourse  in Lexington, Kentucky. Photograph: Rob Carr/Getty Images

American Pharoah produced a dazzling performance to lead his rivals a merry dance in the Breeders’ Cup Classic at Keeneland. The first horse to win th(...)

American Pharoah during Breeders’ Cup workouts at Keeneland Racecourse. Photograph: Dylan Buell/Getty Images

It’s rare for Aidan O’Brien’s top classic star to be relegated to ‘extra’ billing but that’s Gleneagles’ lot when he tries to make it 14th time lucky(...)

Gleneagles is the Ballydoyle representative in next weekend’s Breeders’ Cup Classic at Keeneland. Photograph: Dan Sheridan/INPHO

Aidan O’Brien wound up Ireland’s flat turf season one winner shy of a century, but will hope the figures work in his favour when Gleneagles lines up (...)

 Wayne Lordan riding Legatissimo to victory in the Coolmore Fastnet Rock Matron Stakes at Leopardstown last month. Photo:  Alan Crowhurst/Getty Images

It is over six months since her first race of 2015 but David Wachman hopes his superstar filly Legatissimo can put a successful Breeders Cup seal to t(...)

Wayne Lordan: to ride Curvy in Saturday night’s Flower Bowl Invitational at Belmont Park in New York. Photograph: Alan Crowhurst/Getty Images

Jockey Wayne Lordan is facing into a potentially lucrative transatlantic weekend, beginning with Curvy who lines up in Saturday night’s Flower Bowl (...)

The Aidan O’Brien-trained Found will be hoping to make history in Sunday’s Arc. Photograph: Alan Crowhurst/Getty Images

Sunday’s Prix de l’Arc de Triomphe is set to revolve around Treve’s bid for a unique hat-trick of victories in Europe’s most coveted all-aged prize, b(...)

John Oxx’s Red Stars has a high draw and Jim Bolger’s Silvercups to overcome in the opening maiden at Roscommon today. Photograph: Lorraine O’Sullivan/INPHO

Just four line up for Roscommon’s featured Grade 3 novice chase and it could turn into a match between course and distance winner The Game Changer an(...)

Bondi Beach and  Order of St George: the two Aidan O’Brien-trained stars  have been bought into by leading Australian owner Lloyd Williams. Photograph: Lorraine O’Sullivan/Inpho

There appears to be growing confidence in Australia that Bondi Beach will form part of a strong Melbourne Cup challenge for Aidan O’Brien but whether (...)