Tool 04

Water Requirement Calculator

A daily hydration target in millilitres, adjusted for the water your pet already gets from wet food.

Species

Body weight (kg)

Wet food fed per day (g) — optional

Assumes typical wet food is about 78% moisture.

Enter a body weight to see the daily hydration target.

These are maintenance estimates for a healthy adult animal at rest. Requirements rise with heat, exercise, lactation, fever, vomiting and diarrhoea. A sustained increase in drinking is a medical sign — book a check-up rather than simply restricting water.