Clinical judgment required. This calculator is a decision-support tool, not a substitute for veterinary consultation.

Dry Matter Basis & Calorie Distribution CalculatorCanineFeline

Convert pet food guaranteed analysis from as-fed basis to dry matter basis for accurate comparison between diets. Calculates dry matter percentages for protein, fat, and fiber, plus estimated calorie distribution (percentage of calories from protein, fat, and carbohydrates) using modified Atwater factors. Essential for comparing wet/canned food to dry kibble, raw diets, or prescription diets. Used for nutritional assessment, diet comparison, therapeutic diet selection, and ensuring nutrient targets are met.

Moisture (Guaranteed Analysis)

Crude Protein (As-Fed)

Crude Fat (As-Fed)

Crude Fiber (As-Fed)

Ash (As-Fed, if known)

DM Protein

—%

DM Fat

—%

DM Fiber

—%

DM Carbohydrates (est.)

—%

Estimated ME

—kcal/100g

Calories from Protein

—%

Calories from Fat

—%

Calories from Carbs

—%