Chartreux
shar-TRUH
Quiet, Observant, Intelligent, Gentle. Origin: France.
An adult Chartreux weighs 10-16 lbs (male) or 7-11 lbs (female), needs 170-430 calories daily, and lives 12-15 yrs. The breed's primary health watch is patellar luxation. All numbers below come from breed standards and NRC 2006 veterinary nutrition formulas.
Nutrition and feeding
A typical adult Chartreux needs 170 to 430 calories per day. An average male (13 lbs / 5.9 kg) needs around 320 kcal; a female (9 lbs / 4.1 kg) roughly 240 kcal.
Estimate for a typical adult Chartreux. For kittens, seniors, or specific conditions, use the full calorie calculator.
Health profile
The Chartreux is a rare, naturally occurring French breed with a blue-gray coat and copper eyes. They are remarkably healthy cats with few breed-specific conditions, benefiting from centuries of natural selection rather than intensive breeding programs. Patellar luxation is the most commonly noted issue. Their quiet, observant nature makes them easy to live with. Life expectancy is 12 to 15 years.
Exercise and activity
Moderate; enjoys play but isn't demanding. Puzzle feeders and moderate interactive sessions keep them engaged. A balanced mix of active play and quiet companionship suits most Chartreux cats. They adapt to their owner's lifestyle but should not be entirely sedentary.
Care and traits
Chartreux cats have a dense, woolly, blue-gray (exclusively) coat. Origin: France.
Often confused with British Shorthairs, but Chartreux are a distinct breed with a more refined face and woolly (rather than plush) coat. French monasteries may have bred them; the name possibly comes from the Carthusian monks. They're known for their 'smile' created by the structure of their head and whisker pads.
The Chartreux is well-suited for families with children. They are typically patient and tolerant, though all cat-child interactions should be supervised until children learn appropriate handling. Teaching children to respect the cat's space and body language prevents most problems.
The Chartreux is sometimes called the 'smiling cat' because of its round face and gentle expression. They are quiet cats that rarely vocalize, communicating instead through chirps and trills. They bond deeply with one person while remaining friendly to the whole household. Their hunting instinct remains strong; they will stalk and pounce on toys with surprising intensity.
Tools for Chartreux owners
Frequently asked questions
Daily calorie needs for a Chartreux range from 170 to 430 kcal. An average individual at 13 lbs falls near the middle of that range. Two measured meals daily keeps most medium cats at a healthy weight. Avoid free-feeding unless your cat self-regulates well, which many do not. Use our calorie calculator with your cat's actual weight for a personalized number.
Males typically weigh 10-16 lbs (4.5–7.3 kg), while females are lighter at 7-11 lbs (3.2–5.0 kg). Feel for ribs along the sides. They should be easy to find under a thin layer of flesh. View from above: a visible waist narrowing behind the ribs indicates healthy condition.
Veterinarians most frequently screen Chartreux cats for patellar luxation. Slipping kneecaps are manageable in mild cases but may require surgery when severe. Keeping the cat at a healthy weight is the most effective preventive measure. Other conditions to monitor include polycystic kidney disease. Not every Chartreux will develop these conditions, but awareness and regular vet checkups make a real difference.
Moderate play needs that most owners can easily meet. One or two interactive play sessions of 10-15 minutes daily, combined with access to a cat tree and window perch, keeps this breed content. They enjoy play but are equally happy relaxing. Every cat, regardless of breed, benefits from some daily play and enrichment. Even five minutes of chasing a wand toy is better than nothing.
Disclaimer: General breed information based on TICA/CFA standards and veterinary sources. Individual cats vary. Calorie estimates use the RER/MER formula (NRC 2006). Consult your veterinarian for advice specific to your cat. See our sources.
Last reviewed: April 1, 2026