Prix Bertrand du Breuil Prix Bertrand du Breuil The Prix Bertrand du Breuil is a Group 3 flat horse race in France open to thoroughbreds aged four years or older. It is run at Chantilly over a distance of 1,600 metres (about 1 mile), and it is scheduled to take place each year in June. The earliest version of the event was established at Chantilly in 1852. Its prize money was originally provided by the Chemin de Fer du Nord, a railway company in northern France and the race was titled the Prix de Chemin du Fer du Nord. The first running was a
Prix Daru Viscount Paul Daru, who served as president of the Société d'Encouragement, in 1877. The Prix Daru was one of several trials for the Prix du Jockey Club collectively known as the Poules des Produits. The others (listed by their modern titles) were the Prix Lupin, the Prix Hocquart, the Prix Noailles and the Prix Greffulhe. From 1885, the Prix Daru was restricted to horses whose dams were born outside France. The event was funded by entries submitted before a horse's birth, in the year of its conception. The race merged with the Prix Noailles during the 1940s. The combined event,