He was bred in France as an AQPS (a Selle Français warmblood with predominantly Thoroughbred parents) and trained in Great Britain.
[4] Neptune Collonges started racing as a three-year-old in December 2004 when he was entered into the Prix Raymond de Bouglon, finishing in first place out of 16 runners.
[3] His first notable win came in December 2005 when he won the Winter Novices' Hurdle, a Grade 2 National Hunt race held at Sandown Park Racecourse in Esher, Surrey.
Owner John Hales said of his prize horse's injury: "We believe it happened in the race, but it didn't show up until a few days after.
"[10] At the time of his injury, Neptune Collonges had amassed a career record of 14 wins, two second and three third places while accumulating £685,279 in lifetime earnings.
"[14] After his retirement from racing in April 2012, Neptune Collonges was retrained for dressage and currently competes for John Hales' daughter.