Breed guide

Irish Wolfhound: healthy weight & calories

A healthy adult Irish Wolfhound usually weighs 41 to 69 kg (90.4 to 152.1 lb). That is a wide range because frame size varies a lot even within one breed, so how they feel under your hands matters more than the number alone.

Daily calories by activity level

Estimated for a Irish Wolfhound at 55 kg, a healthy weight in the middle of the breed range. Resting energy is 70 × weight0.75 kcal; the multiplier below scales it up for how much they move and whether they are desexed.

ActivityDesexedEntire
Mostly restsa few short potty walks 1,696 kcal 1,979 kcal
Short daily walks20 to 30 minutes total 1,979 kcal 2,262 kcal
Active most days45 to 60 minutes, some play 2,262 kcal 2,545 kcal
Very activeruns, hikes or dog sport 2,545 kcal 2,827 kcal

Puppies get roughly twice their resting energy while growing, about 2,827 kcal a day at this weight, but puppy needs change every few weeks so this is a starting point, not a fixed number. Seniors typically need about 10% less than an adult at the same activity level.

Good to know for a Irish Wolfhound

Faintly visible ribs and a deep tuck at the belly are normal for a Irish Wolfhound, so "very tucked" can be their healthy shape. The goal is to keep that build, not to fill them out.

Why the weight matters

Studies of dogs a similar size to a Irish Wolfhound found overweight dogs had a shorter median life span than lean ones, by 0.3 to 0.6 years (Salt et al. 2019). That is an association from observational data, not a promise, but it is one of the largest studies of its kind.

Get their exact numbers

This page gives a breed-level estimate. For portions in grams, a calorie target adjusted for your dog's own age, activity and desexed status, and a 7-day activity plan, take the free 60-second check.

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How much should a Irish Wolfhound weigh?

A healthy adult Irish Wolfhound typically weighs 41 to 69 kg (90.4 to 152.1 lb). Frame size varies a lot within a breed, so body condition (can you feel the ribs?) matters more than the number on the scale.

How many calories does a Irish Wolfhound need a day?

A desexed adult Irish Wolfhound at a healthy weight typically needs roughly 1,979 kcal a day with short daily walks, more if they are very active or not desexed, less if they mostly rest. Use the calculator below for a number tailored to your dog.

Similar breeds: Dogue de Bordeaux, Great Dane, Newfoundland

Also see: the dog calorie calculator · is my dog overweight? · all breeds

This is an estimate, not a diagnosis. Talk to your vet before changing your dog's diet or exercise. How we work this out