How many calories does a neutered adult Giant Schnauzer need?

At 75 lb, the verified feeding table lists 1577 kcal per day for a Giant Schnauzer (resting energy 986 kcal times a factor of 1.6).

How many calories does an intact adult Giant Schnauzer need?

At 75 lb, the verified feeding table lists 1774 kcal per day for a Giant Schnauzer (resting energy 986 kcal times a factor of 1.8).

How many calories does a Giant Schnauzer puppy under 4 months need?

At 75 lb, the verified feeding table lists 2957 kcal per day for a Giant Schnauzer (resting energy 986 kcal times a factor of 3).

How many calories does the weight-loss row list for a Giant Schnauzer?

At 75 lb, the verified feeding table lists 986 kcal per day for a Giant Schnauzer (resting energy 986 kcal times a factor of 1).

Feeding calculator

How much to feed a Giant Schnauzer

A 75 lb Giant Schnauzer is the starting weight on this calculator, taken from the verified adult range (75–95 lb (male), 55–80 lb (female)).

Last reviewed November 1, 2026.

Daily portion

Dog food calculator: 1499 kcal; 4.28 cups · 514 g · 2 meals
Merck chart, Adult, neutered: 1578 kcal; Resting energy 986 kcal × 1.6, before the calculator's activity and size adjustment.

Lifespan10–13 years

Weight75–95 lb (male), 55–80 lb (female)

SizeLarge GroupWorking Group

Resting energy at that weight is about 986 kcal per day. The Merck neutered-adult factor of 1.6 puts maintenance near 1578 kcal before activity is added. The dog food calculator on this page uses that same resting-energy formula, then applies the activity and size adjustments from the main dog food calculator.

Reading the portions

Compared with other single-size large breeds, that neutered-adult portion is 256 kcal higher than the 1322 kcal for an average large breed at 59.2 lb.

Portions are a starting estimate. Giant Schnauzer individuals can vary by body condition, neuter status, and how much they work. Adjust the bowl from what you see on the ribs, not from the table alone.

Feeding table from the verified weight chart

RER=70*kg^0.75; MER=RER*factor. Starting estimate only; individuals vary up to 50%; adjust by body condition

Giant Schnauzer adults maintenance energy

Swipe sideways to read every column.

Weight	RER	Adult, neutered	Adult, intact	Puppy under 4 months	Puppy 4 months and older	Weight loss
54.9 lb (24.9 kg)	780 kcal	1248 kcal	1404 kcal	2341 kcal	1561 kcal	780 kcal
65 lb (29.5 kg)	886 kcal	1418 kcal	1595 kcal	2658 kcal	1772 kcal	886 kcal
75 lb (34 kg)Current weight	986 kcal	1577 kcal	1774 kcal	2957 kcal	1971 kcal	986 kcal
84.9 lb (38.5 kg)	1082 kcal	1731 kcal	1947 kcal	3246 kcal	2164 kcal	1082 kcal
95 lb (43.1 kg)	1177 kcal	1884 kcal	2119 kcal	3532 kcal	2355 kcal	1177 kcal