Age charts and everyday pet math.
A dog year isn't really seven human years, and pregnancy length varies by species - these calculators use the actual age curves and gestation data for dogs, cats, rabbits, and horses instead of the oversimplified rules of thumb most people know.
Convert your dog's age into human years by size.
Estimate how much food to feed your dog each day.
Convert your cat's age into human years.
Convert your rabbit's age into human years.
Estimate your dog's due date based on the mating date.
Convert your horse's age into human years.
Estimate your dog's ideal weight from current weight and body condition score.
Estimate your cat's due date based on the mating date.
Get safety information about diphenhydramine (Benadryl) use in dogs - this tool does not provide a…
Estimate a pet bird's life stage from its species group and age - not a single universal bird-to-human-year…
Get safety information about diphenhydramine (Benadryl) use in cats - this tool does not provide a…
Calculate a feline weight-to-length size index - an educational estimate, not a diagnostic body-condition…
Estimate a cat's daily calorie needs using the resting energy requirement (RER) veterinary formula.
Estimate the theobromine exposure level from chocolate ingestion in cats - always confirm with a veterinarian…
An educational observation checklist across comfort, appetite, hygiene, mobility, and mood - not a diagnostic…
A fun, informal quiz that sketches your cat's personality style from everyday behaviors - not a scientific or…
Get safety information about cephalexin use in cats - this tool does not provide a personalized dose, since…
Get safety information about cephalexin use in dogs - this tool does not provide a personalized dose, since…
Estimate the first-year, ongoing annual, and lifetime cost of dog ownership from your own expense figures.
Calculate a canine weight-to-length size index - an educational estimate, not a diagnostic body-condition…
Estimate the theobromine exposure level from chocolate ingestion in dogs - always confirm with a veterinarian…
Estimate the minimum crate dimensions your dog needs to stand, turn around, and lie down comfortably.
Estimate an approximate dog harness size band from chest girth and neck measurements.
Estimate the stages and approximate timeline of a dog's heat (estrous) cycle from the date signs began.
Estimate a typical canine lifespan range by size category - a broad estimate, not a prediction for any…
Estimate onion exposure relative to body weight in dogs - always confirm with a veterinarian or poison…
An educational observation checklist across comfort, appetite, hygiene, mobility, and mood - not a diagnostic…
Summarize grape or raisin exposure for a veterinary conversation - grape/raisin toxicity in dogs has no…
Estimate a puppy's likely adult weight range from its current weight and age - a rough educational guide, not…
Estimate a dog's typical daily water intake from body weight. A general reference range, not a target or a…
Summarize a fish oil product's EPA and DHA per serving to discuss with your vet. It does not calculate a dose…
Estimate a guinea pig's due date and likely delivery window from the mating date, using a typical 65-day…
Find a guinea pig's life stage and an illustrative human-age range from its age, based on a typical 5-8 year…
Find a hamster's life stage and an illustrative human-age range from its age and species, based on typical…
Estimate a horse's body weight from heart girth and body length measurements, in kg and lb, using a common…
Estimate a kitten's likely adult weight range from its current weight and age. A rough guide, not a guarantee.
Safety information for Metacam (meloxicam) in cats. This page does not calculate or recommend a dose.
Safety information for Metacam (meloxicam) in dogs. This page does not calculate or recommend a dose.
Summarize a fish oil product's EPA and DHA per serving for a dog to discuss with your vet. It does not…
Estimate pet-sitting charges for a booking from your own per-visit or overnight rate, number of visits, and…
Estimate the minimum enclosure floor area for your rabbits from a space allowance per rabbit, plus possible…
Estimate the minimum enclosure floor area for pet rats from a space allowance per rat, and check a proposed…
Split a total raw food amount into component weights using your own percentages. Does not recommend diet…
Safety information for tramadol in dogs. This page does not calculate or recommend a dose.
Estimate a turtle tank volume from shell length using an adjustable gallons-per-inch rule of thumb.