Conversion
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Direction
Simplified “cat years ↔ human years” estimate
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This page uses a simplified piecewise chart (kitten months vs adult years) common in casual calculators—not a medical growth model.
Breed, genetics, indoor/outdoor life, and chronic conditions change aging. Ask a vet for health decisions.
Yes—partial years are interpolated between chart anchors for a rough human-equivalent.
There is no single official cat-year formula; charts and multipliers vary by source.
Birth dates and numbers stay in your browser session for this static page.
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