Field 07 of 13 · Pets19 calculators

Care by the numbers.

Dog and cat age, feeding portions, crate sizing, pet safety.

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Aquarium· 2 calculators

Popular

Aquarium · Aquarium

Aquarium Volume Calculator

Calculate aquarium gallons, litres, net water volume, and water weight from tank dimensions and displacement.

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Aquarium · Aquarium

Aquarium Heater Size Calculator

Estimate the right aquarium heater wattage from tank size and temperature rise, using the standard hobbyist rule of t...

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Cats

Cats· 2 calculators

Popular

Cats · Cats

Cat Age Calculator

Convert cat years to human years using the AAFP/AAHA feline chart, get your cat's exact life stage (kitten to geriatr...

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Cats · Cats

Cat Food Portion Calculator

Calculate your cat's daily calories and cups of food from bodyweight and life stage, using the RER formula and your f...

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Gestation

Gestation· 7 calculators

Popular

Gestation · Gestation

Cat Pregnancy Calculator

Estimate your cat's queening date from the mating date, with the published birth window, confirmation scan dates and ...

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★ Editor's pick

Gestation · Gestation

Dog Pregnancy Calculator

Estimate your dog's whelping date from the LH surge, ovulation, the diestrual shift or the first breeding — with the ...

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Gestation · Gestation

Horse Gestation Calculator

Estimate a mare's 340-day foaling date and the broad published 315–365 day range from the last breeding date.

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Gestation · Gestation

Cow Gestation Calculator

Work out a cow's calving date from the breeding date, for dairy, beef or Bos indicus herds — with the normal window a...

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Gestation · Gestation

Goat Gestation Calculator

Estimate a goat's kidding date and 145–155 day planning window from the recorded breeding date.

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Gestation · Gestation

Rabbit Gestation Calculator

Estimate a rabbit's kindling date, 31–33 day planning window and sourced day-28 nest-box date.

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Gestation · Gestation

Swine Gestation Calculator

Add 114 days to a recorded swine breeding date and mark day 110 for late-gestation observation.

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Dogs

Dogs· 4 calculators

Popular

Dogs · Dogs

Dog Age Calculator

Convert dog years to human years using the AAHA breed-size chart and the 2020 DNA-methylation formula — and see exact...

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Dogs · Dogs

Dog Crate Size Calculator

Find the right crate size from your dog's body length and shoulder height, plus the nearest standard commercial crate...

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Dogs · Dogs

Dog Food Portion Calculator

Calculate your dog's daily calories and cups of food from bodyweight, life stage, and activity — using the RER formul...

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Dogs · Dogs

Puppy Weight Calculator

Estimate your puppy's adult weight from its current weight, age, and expected adult size class. A planning estimate —...

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Pet Safety

Pet Safety· 2 calculators

Popular

Pet Safety · Pet Safety

Dog Onion Toxicity Calculator

Estimate a dog's raw-onion exposure in g/kg. This is not a safe-dose or treatment tool: call a veterinarian or pet po...

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Pet Safety · Pet Safety

Dog Chocolate Toxicity Calculator

Estimate your dog's theobromine dose from chocolate using ASPCA APCC thresholds. Not a treatment tool — always call y...

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Body Condition

Body Condition· 1 calculator

Body Condition · Body Condition

Horse Weight Calculator

Estimate adult, yearling or weanling horse weight from heart girth and body length using published equine equations.

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Pet Health

Pet Health· 1 calculator

Pet Health · Pet Health

Pet Water Intake Calculator

Estimate how much water your dog or cat needs daily by weight, diet, and climate — plus the polydipsia threshold that...

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