Free Vet-Reviewed Pet Calculators
Medication dosing, toxicity assessment, nutrition, growth prediction, and health tools for dogs and cats.
Popular Tools
Dog Food Calculator
Daily food portions for dogs by weight, age, and activity — MRCVS-reviewed WSAVA RER and MER formula with kcal/kg input and life-stage adjustments.
Dog Chocolate Toxicity Calculator
Assess chocolate toxicity risk for your dog by weight, chocolate type, and amount eaten. MRCVS-reviewed severity bands using theobromine mg/kg dosing.
Puppy Weight Calculator
Predict your puppy's adult weight from current weight, age, and breed size using WALTHAM growth curves — toy, small, medium, large, and giant ranges.