Massive and powerful, the Newfoundland is a breed that commands attention. But giant breeds pay a giant price in health costs - hip dysplasia, heart disease, and bloat are constant threats. Vet bills can rival a mortgage payment.
Measured risks
How often they happen is backed by published studies.
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All dogs OFA registry dysplastic rate ~22-24.8% (secondary citations of OFA breed statistics). Voluntary breeder-submitted screening data, likely biased toward better-screened stock.
Malformed hip joint causing pain, limping, and progressive arthritis. Full profile →
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Breed study [1] Up to 4.46% prevalence, OR 34.73 in an older screening cohort; a more recent 14-year French screening program (921 dogs, Chetboul et al. 2025, PLOS ONE) found only 0.9% aortic stenosis, suggesting breeder screening has reduced prevalence over time. Genetic cause: PICALM gene insertion (Hayes et al.).
A congenital heart defect narrowing blood flow from the heart, one of the best-documented genetic risks in this breed. Full profile →
Known risks
Well documented in the breed - but no study has counted how often.
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Not measured No confirmed Newfoundland-specific elbow dysplasia prevalence found. OFA screening database: 23.3% of 10,700 submitted elbow x-rays graded abnormal. Voluntary submissions - true population rate may differ.
Abnormal elbow development leading to chronic lameness in front legs. Full profile →
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Not measured No confirmed Newfoundland-specific hypothyroidism prevalence found. OFA thyroid screening: 1.3% of 1,225 panels abnormal (mostly compensated autoimmune thyroiditis - antibodies that often progress to hypothyroidism; 0.2% overt disease). Voluntary submissions - true population rate may differ.
Underactive thyroid. Lifelong medication Full profile →
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Body type [2] Newfoundland was not individually named with its own odds ratio in O'Neill et al. 2017 (VetCompass GDV study); risk is inferred from deep-chested giant-breed conformation, not a breed-specific study figure.
Life-threatening stomach twist requiring emergency surgery. Full profile →
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Not measured Newfoundland is widely cited as DCM-predisposed in breed-club/review literature (commonly repeated ~10% figure), but no primary peer-reviewed prevalence study could be verified for this figure.
Enlarged, weakened heart muscle leading to heart failure. Full profile →
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Not measured No confirmed Newfoundland-specific osteoarthritis prevalence found.
Chronic joint pain. Management Full profile →
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Breed study Newfoundland is a well-characterized SLC3A1-mutation breed (autosomal recessive, commercial DNA test available) with 12x relative risk of cystine urolith diagnosis vs other breeds (JVIM 2025). No population carrier-frequency percentage was found; cystine stones are rare in dogs overall.
A hereditary metabolic disorder causing cystine bladder stones, well-documented and genetically testable in this breed. Full profile →
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Not measured No confirmed Newfoundland-specific liver disease prevalence found.
Chronic hepatitis, copper storage disease, and portosystemic shunts are the most common liver conditions. Certain breeds have genetic predispositions. Full profile →
How we know these numbers
- Confirmed = measured or gene-confirmed specifically in this breed
- Breed study = scientists counted it in this exact breed
- Body type = comes from the dog's build - size, skull, skin
- Genetic risk = the gene is proven, the odds are not
- All dogs = an average for all dogs, not this breed
- Not measured = nobody has counted it yet
- How we grade evidence →
Most owners sign a policy based on ads, but learn the real rules only when their first big claim gets denied. We don't want to scare you. We want to prepare you.
Price Explosion Premium creep
Hostage Status Pre-existing
The Year 6 Rule Age limit
Symptom = Game Over Pre-existing
Bilateral Exclusion Bilateral
AI Claims Adjuster Coverage
Orthopedic Waiting Period Waiting period
UCR Limits Exclusion
Common Questions
Real answers about costs, treatment, and insurance coverage.
What is the most common health problem in Newfoundlands?
How much does pet insurance cost for a Newfoundland?
Is pet insurance worth it for a Newfoundland?
What is the average yearly vet cost for a Newfoundland?
What pre-existing conditions affect Newfoundland insurance coverage?
Does pet insurance cover hip dysplasia in Newfoundlands?
How much does elbow dysplasia treatment cost for a Newfoundland?
Why does my Newfoundland insurance premium keep going up every year?
Can I switch pet insurance if my Newfoundland has a diagnosed condition?
What does pet insurance not cover for Newfoundlands?
Should I get pet insurance or self-insure my Newfoundland?
What questions should I ask before insuring my Newfoundland?
Similar dogs
My mother-in-law's boxer. Problem. $1,200 in tests, no answers. Another vet solved it with $8 pills. When you're scared, you'll pay anything - and some vets price accordingly. So I built what I couldn't find: real costs, real exclusions, plain language. Not selling policies.
Sources
Research and data used to compile this profile.
- 1 Chetboul V, et al. Congenital pulmonic and aortic stenosis in Newfoundland dogs: Results of a 14-year French cardiovascular screening program. PLOS ONE. 2025.
- 2 O'Neill DG, et al. Gastric dilation-volvulus in dogs attending UK emergency-care veterinary practices. JSAP. 2017.
- 3 OFA Orthopedic Foundation for Animals - Newfoundland hip dysplasia breed statistics (screened population).