When should I switch a Weimaraner puppy to adult food?

Large breeds typically move to adult food later than smaller breeds, often somewhere between 15 and 24 months rather than at 12 months, because they are still growing for longer. Your food's packaging and your vet are the best guide for the specific product you are feeding and your individual puppy.

How much should a Weimaraner puppy weigh at each age?

Individual growth varies enough between puppies that a single weight-by-age table risks being misleading rather than useful. Weighing your puppy regularly and tracking the trend, alongside your vet's assessment of body condition, tells you far more than comparing to an average figure.

Is it true that large breed puppies shouldn't grow too fast?

Yes, controlled rather than maximum growth is generally recommended for large breeds, which is the reasoning behind large-breed puppy food formulas with adjusted calcium and calorie levels. This is a feeding choice to discuss with your vet if you have any concern about your particular puppy's growth rate.

How many times a day should I feed my Weimaraner puppy?

Typically four meals a day as a young puppy, reducing to three and then two as they grow, usually settling at two meals a day by around six months old. Your food's feeding guide and your vet can confirm the right schedule for your puppy's age and the specific food you use.

Weimaraner puppy feeding chart: a method, not a number

There is no single chart that fits every Weimaraner puppy, because the right amount depends on your individual puppy's weight, age and the specific food you feed. What follows is the method used to work one out, plus the large-breed growth points that matter for this breed in particular — always check the final numbers against your vet or the feeding guide on your food's own packaging.

Why large breed puppies are fed differently

A Weimaraner is a large, fast-growing breed, typically reaching 25–40kg as an adult, and that rapid growth is exactly why large-breed puppy foods exist as a separate category from standard puppy food. Growing too fast on too much energy and calcium has been linked to skeletal problems in large breeds, so a large-breed puppy formula is built to support steadier, more controlled growth rather than the fastest possible growth.

This is a feeding decision, not a health diagnosis to make yourself: choosing a large-breed puppy food and following its guide is the practical step, and any concern about how your individual puppy is growing belongs with your vet, who can assess body condition directly.

Working out a starting portion

Every complete puppy food carries a feeding guide on the pack, usually a table cross-referencing your puppy's current weight against their age, since a growing puppy needs proportionally more food for their size than an adult dog of the same eventual weight will. Start there rather than from a generic online chart, because feeding guides differ between foods based on their calorie density.

Weigh your puppy regularly, at least every couple of weeks while they are growing quickly, and adjust the daily amount to match the current weight band on the chart rather than the weight you expect them to reach. A Weimaraner puppy's weight can change a great deal within a single month during the fastest growth period.

Meal frequency as they grow

Most breeders and vets recommend four meals a day for a young puppy, dropping to three around three to four months old, and then two meals a day by around six months, continuing into adulthood. Splitting the daily total across more, smaller meals suits a puppy's smaller stomach and helps keep energy levels steadier through the day.

Watch your puppy's body condition rather than relying purely on the chart figure — a Weimaraner in good condition should have a visible waist and ribs that are easy to feel without being visible, and a vet can show you how to check this at a routine visit if you are unsure.

Common questions

When should I switch a Weimaraner puppy to adult food?: Large breeds typically move to adult food later than smaller breeds, often somewhere between 15 and 24 months rather than at 12 months, because they are still growing for longer. Your food's packaging and your vet are the best guide for the specific product you are feeding and your individual puppy.
How much should a Weimaraner puppy weigh at each age?: Individual growth varies enough between puppies that a single weight-by-age table risks being misleading rather than useful. Weighing your puppy regularly and tracking the trend, alongside your vet's assessment of body condition, tells you far more than comparing to an average figure.
Is it true that large breed puppies shouldn't grow too fast?: Yes, controlled rather than maximum growth is generally recommended for large breeds, which is the reasoning behind large-breed puppy food formulas with adjusted calcium and calorie levels. This is a feeding choice to discuss with your vet if you have any concern about your particular puppy's growth rate.
How many times a day should I feed my Weimaraner puppy?: Typically four meals a day as a young puppy, reducing to three and then two as they grow, usually settling at two meals a day by around six months old. Your food's feeding guide and your vet can confirm the right schedule for your puppy's age and the specific food you use.

Sources

Written against guidance published by UK veterinary and welfare organisations. Always confirm specifics with your own vet.

Written by Matt Garnett, who runs Giddy Pets and is a lifelong pet owner — not a vet. This is general information, not veterinary advice, and it cannot replace an examination by the vet who knows your animal. How we write these guides.