British Shorthair
BRIT-ish SHORT-hair
Calm, Easygoing, Loyal, Independent. Origin: Great Britain.
An adult British Shorthair weighs 9-17 lbs (male) or 7-12 lbs (female), needs 150-420 calories daily, and lives 12-20 yrs. The breed's primary health watch is hypertrophic cardiomyopathy. All numbers below come from breed standards and NRC 2006 veterinary nutrition formulas.
Nutrition and feeding
A typical adult British Shorthair needs 150 to 420 calories per day. An average male (13 lbs / 5.9 kg) needs around 280 kcal; a female (10 lbs / 4.3 kg) roughly 220 kcal.
Estimate for a typical adult British Shorthair. For kittens, seniors, or specific conditions, use the full calorie calculator.
Health profile
The British Shorthair is a sturdy, cobby breed known for their round face, dense coat, and calm disposition. Their primary health concern is weight management; their sedentary nature and love of food make obesity the most common issue. Hypertrophic cardiomyopathy (HCM) and polycystic kidney disease (PKD) appear in some lines, with DNA testing available for both. Life expectancy is 12 to 17 years.
Exercise and activity
Low to moderate; they enjoy play sessions but won't demand constant activity. Puzzle feeders help prevent boredom eating. Cat trees provide exercise opportunities they might not seek out themselves. A balanced mix of active play and quiet companionship suits most British Shorthair cats. They adapt to their owner's lifestyle but should not be entirely sedentary.
Care and traits
British Shorthair cats have a short, dense, plush ('british blue' most recognized) coat. Origin: Great Britain.
The inspiration for the Cheshire Cat in Alice in Wonderland (the round face and perpetual smile). They're not lap cats; BSH prefer to sit next to you rather than on you. Slow to mature (3-5 years to full size). Their dense, plush coat is often compared to teddy bear fur.
The British Shorthair 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.
Tools for British Shorthair owners
Frequently asked questions
Plan for 150 to 420 calories per day for an adult British Shorthair. 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.
A male British Shorthair weighs 9-17 lbs (4.1–7.7 kg); females run smaller at 7-12 lbs (3.2–5.4 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.
Among British Shorthair cats, hypertrophic cardiomyopathy is the most commonly flagged condition. HCM causes the heart muscle to thicken, reducing its efficiency. Screening via echocardiogram can detect it before symptoms appear. Annual cardiac checks are recommended for breeds with known HCM prevalence. Other conditions to monitor include polycystic kidney disease, obesity. Not every British Shorthair 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