Animal Species Directory
Select any animal species to access tailored veterinary calculators, NRC nutrition models, and clinical reference standards.
Dogs
Evidence-based canine calculators for daily caloric requirements (MER/RER), puppy weight prediction, chocolate toxicity risk, food portions, raw diets, and heat cycles.
Cats
Veterinary feline calculators for maintenance calories, kitten growth requirements, daily water intake, and queening calendars.
Horses
Equine weight estimation tapes, NRC digestible energy (DE Mcal/day), daily forage intake rules, and 340-day foaling calculators.
Poultry
Commercial poultry science tools: Broiler Feed Conversion Ratio (FCR), European Production Efficiency Factor (EPEF), and Hen-Day Egg Production (HDEP %).
Cattle
Shaeffer heart girth weight estimators, Average Daily Gain (ADG), dry matter intake (DMI), and 283-day gestation calendars.
Sheep
Small ruminant chest girth weight estimation, lamb ADG, and 147-day ovine gestation management.
Goats
Caprine heart girth weight calculators, kid growth rates, and 150-day kidding gestation calendars.
Birds
Avian Basal Metabolic Rate (BMR kcal/day), psittacine nutrition, and egg incubation hatch schedules.
Rabbits
ARBA breed standard adult size classifications, daily fiber/hay needs, and 31-day kindling due date calendars.
Fish & Aquatics
Aquarium volume (gallons & liters), net substrate displacement, and freshwater stocking bio-load capacity.
Reptiles
Ectothermic metabolic rates, prey sizing by body mass percentage, and thermal gradient requirements.
General & Conversions
Universal biological age converters, veterinary weight converters (lbs/kg/oz/g/st), and vital signs temperature references.
Looking for calculation types instead of animals?
Browse our cross-species categories including Clinical Nutrition, Gestation & Breeding, Weight & Growth, and Production Science.