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West Highland White Terrier Age Calculator

Calculate your West Highland White Terrier’s age in human years and get personalised health, nutrition, and life stage information.

West Highland White Terrier Age Chart — Dog Years vs Human Years#

020406080Human Years0246810121416Dog Age (years)

West Highland White Terrier Health Conditions#

Craniomandibular Osteopathy (CMO)

moderateModerate
Typical onset:0.250.75 years

Abnormal bone growth in jaw during puppyhood.

Prevention: Not preventable. Usually resolves by 1 year with pain management.

Symptoms: jaw pain, difficulty eating, swollen jaw

Atopic Dermatitis

moderateVery Common
Typical onset:13 years

Westies have very high rates of allergic skin disease.

Prevention: Allergy testing. Immunotherapy. Omega fatty acids.

Symptoms: itching, red skin, ear infections, paw licking

Patellar Luxation

moderateCommon
Typical onset:15 years

Kneecap displacement common in small/medium breeds.

Prevention: Maintain healthy weight. Surgery for severe grades.

Symptoms: intermittent skipping, holding up hind leg

Dental Disease

moderateVery Common
Typical onset:13 years

Small breeds prone to severe dental disease.

Prevention: Daily brushing. Annual professional cleanings.

Symptoms: bad breath, red gums, loose teeth

Idiopathic Pulmonary Fibrosis (Westie Lung Disease)

life_threateningModerate
Typical onset:713 years

Progressive lung scarring specific to West Highland White Terriers.

Prevention: No prevention. Early detection with chest X-rays. Managed with bronchodilators and anti-inflammatory drugs.

Symptoms: progressive cough, exercise intolerance, breathing difficulty

West Highland White Terrier Growth Chart#

AgeWeight RangeNotes
2 months2.24 lbsEarly growth phase
4 months5.29 lbsAbout 40% of adult weight
6 months8.213 lbsAbout 60% of adult weight
9 months11.216.4 lbsNearing adult height
1 year12.818.4 lbsNear adult size
1.5 years14.219.6 lbsApproaching maturity
2 years1520 lbsFull adult weight

Healthy adult males 15-20 lbs. Maintain lean body condition.

West Highland White Terrier Life Stages#

puppy

0mo6mo

Active West Highland White Terrier puppies. Critical development and socialization phase.

socializationhousetrainingbite inhibitionbasic commands

adolescent

6mo1yr

West Highland White Terrier adolescents testing independence. Consistent training important.

obedience trainingimpulse controlleash manners

young adult

1yr3yr

West Highland White Terrier reaches physical maturity. Settling into adult temperament.

dental careweight managementcontinued training

adult

3yr7yr

Prime adult years for West Highland White Terrier. Maintain health and activity level.

weight controldental cleaningshealth screening

mature adult

7yr10yr

Beginning to slow. West Highland White Terriers age gracefully with proper care.

biannual vet visitsdental careweight monitoring

senior

10yr14yr

Senior West Highland White Terrier may show age-related changes. Monitor breed-specific health concerns.

pain managementmobility supportcognitive enrichment

geriatric

14yrend of life

Focus on comfort and quality of life.

comfort carequality of life assessment

Dental Milestones#

0.75moBaby teeth begin erupting
3moTeething begins — baby teeth start falling out
4.5moAdult premolars and molars emerging
7moAll 42 adult teeth should be in place
2yrTartar buildup may begin
3yrDental disease risk increases significantly

Small jaw contributes to dental crowding. Regular dental care important.

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