Natroun over 2400 metres at Longchamp Racecourse on 7 May. Two weeks later he contested the Prix de l'Avre over the same course and distance and won by five lengths from Bilal. Following the race, the colt's owner paid a supplementary entry fee of approximately £15,200 to enter the horse in the Prix du Jockey-Club, reportedly at the urging of Saint-Martin. On 7 June, Natroun contested the 150th running of the Prix du Jockey-Club over 2400 metres at Chantilly Racecourse. In France, horses in the same ownership or stable are coupled for betting purposes. The Vincent O'Brien pair Ancient Times and
Prix du Calvados Prix du Calvados The Prix du Calvados is a Group 2 flat horse race in France open to two-year-old thoroughbred fillies. It is run at Deauville over a distance of 1,400 metres (about 7 furlongs), and it is scheduled to take place each year in August. The event is named after Calvados, the department in which Deauville is located. It was established in 1970, and it was initially contested over 1,300 metres. It was extended to 1,400 metres and given Group 3 status in 1977. The Prix du Calvados is currently the first Group race of the year in France