🐾Pawbiotics
Interactive Veterinary Calculators

Pet Health & Nutrition Tools

Evidence-based, clinically aligned calculators to help you optimize daily food portions, calculate probiotic colony-forming units (CFUs), and build age-appropriate feeding schedules for your pets.

🥣Nutrition & Weight

Dog Food Portion Calculator

Calculate your dog's exact daily caloric requirement (RER / MER), portion sizes in cups and grams, and macronutrient targets based on weight, body condition, and activity level.

Key Features

  • Resting Energy Requirement (RER) formula
  • Tailored for neutered, intact, active & weight-loss dogs
  • Supports dry kibble, wet food, and homemade diets
🦠Gut Health & Immunity

Pet Probiotic Dosage Calculator

Determine the clinically effective Colony Forming Unit (CFU) probiotic dosage for your dog or cat based on body weight, species, and active health conditions.

Key Features

  • Dosing for dogs and cats by body weight
  • Adjusts for acute diarrhea, antibiotic recovery & maintenance
  • Veterinary guidance on multi-strain spore probiotics
🐶Puppy Growth

Puppy Feeding Schedule Calculator

Find the optimal daily feeding frequency, cup portions, and transition schedule for growing puppies from 8 weeks to adulthood based on expected adult breed size.

Key Features

  • Age-based meal frequency recommendations (2 to 4 meals/day)
  • Portion adjustments for toy, medium, large, and giant breeds
  • Smooth 7-day transition timelines to adult food

Grounded in Veterinary Science

Our algorithms use standard WSAVA (World Small Animal Veterinary Association) and AAHA (American Animal Hospital Association) metabolic energy formulas to provide accurate nutritional and probiotic guidelines.

01

Precise Metabolic Formulas

Calculates exact Resting Energy Requirements tailored to pet lifestyle and life stage.

02

Condition-Specific Adjustments

Adjusts recommendations for acute digestive upset, antibiotic recovery, post-surgery, or weight management.

03

100% Free & No Sign-Up

Instant results with zero paywalls, account creation, or email collection requirements.