Well, maybe not them, because they're too little, but their parents will be on the trail. The French have an extraordinary system, fuelled by Gallic logic and the unlikelihood of any hunting dog living longer than 26 years, of assigning a year-letter to each litter of puppies. I don't know how compulsory it is, but changing your dog's name to falsify its age must be like winding back the clock on a second-hand car. Confusing for the dog, too. Go along to your vet's, pick up a leaflet put out by a company making canine eye lotion, ear cleanser and toothpaste, and take your pick.
Dogs are in blue, bitches are in pink.
Sorry, Skoda, Sleepy. Sofa, Sushi, Swifer. Slowlie, Sulky, Sit-in. Now there's a thought. But they keep at it, undeterred.