Dog Quality of Life Calculator

The HHHHHMM scale helps you reflect on a pet's wellbeing. Score each factor 0 (poor) to 10 (good). This is a reflection aid, not a medical decision — discuss the results with your veterinarian.

How the Math Works

The Dog Quality of Life Calculator uses the HHHHHMM scale, a veterinary-established framework that evaluates seven key factors: Hurt (pain management), Hunger (appetite and nutrition), Hydration (water intake), Hygiene (self-cleaning ability), Happiness (emotional well-being), Mobility (movement and activity), and More good days than bad (overall quality). Each factor is scored on a scale from 1 to 10, where 1 represents the worst possible quality and 10 represents the best. The final quality of life score is calculated by summing these seven individual scores, resulting in a total range from 7 (very poor quality of life) to 70 (excellent quality of life). This mathematical approach provides an objective, quantifiable assessment that helps veterinarians and pet owners make informed decisions about treatment options, palliative care, or end-of-life choices.

Practical Applications

To use this calculator, assess your dog daily by rating each of the seven factors on a 1-10 scale. For Hurt, evaluate pain levels and response to medication; for Hunger, check appetite and willingness to eat; for Hydration, monitor water consumption; for Hygiene, observe grooming behavior and odor; for Happiness, note playfulness and tail-wagging; for Mobility, assess ability to walk, climb stairs, or move normally; and for More good days, compare the frequency of positive versus negative days. Record these scores daily or weekly, then sum them for your total score. Veterinarians often recommend tracking scores over 1-2 weeks to identify trends rather than relying on a single assessment, making this a valuable tool for monitoring chronic conditions or post-surgical recovery.

Day-to-Day Use

This calculator transforms complex veterinary assessments into actionable daily insights for pet owners. By regularly scoring your dog's quality of life, you can track how treatments are working, whether medications are improving comfort, or if dietary changes are helping appetite. The tool helps you recognize subtle changes that might indicate declining health, allowing for earlier intervention. It also provides peace of mind by giving concrete data to discuss with your veterinarian during appointments. Whether you're managing a chronic illness, recovering from surgery, or making difficult end-of-life decisions, this calculator empowers you to make compassionate, evidence-based choices that honor your dog's wellbeing and your bond together.

Worked example

Scores of 7,7,8,7,7,6,7 → 49 (acceptable).

FAQ