If you share your home with a big dog, you already know the bowl gets a lot of attention. Large breed adults eat more in a single meal than many small dogs eat in a day, and getting the amount and the food right makes a real difference to how they look, move and feel.
This guide covers how much to feed, how to read a bag, and how to switch foods without upsetting your dog's stomach.
Why large breeds need their own feeding plan
A 35kg dog is not simply a scaled-up 8kg dog. Bigger bodies put more load through joints, and appetite tends to arrive faster than good manners. Many large breed formulas are built with larger kibble so a big dog has to chew rather than gulp, and with nutrient levels matched to a larger frame. What a specific bag contains is printed on that bag, so always read the panel for the food you are actually buying.
If your dog is a puppy, large breed growth formulas matter more than adult food, because growth rate affects joint development. Once your dog is fully grown, an adult large breed formula becomes the everyday option.
Working out how much to feed
Start with the feeding guide printed on the bag, then adjust for the dog in front of you.
- Use weight as a starting point, not a fixed rule. Feeding guides are built around typical dogs. Activity, age, desexing and metabolism all shift the real number.
- Check body condition monthly. You should be able to feel the ribs under a light layer, and see a waist from above. Ribs you can see clearly usually means too little food.
- Split the daily amount across two meals. Two smaller meals suit most adult dogs better than one large one, and they reduce the chance of a fast eater bolting a whole day's food at once.
- Count the treats. Treats and chews are food, not freebies. A common rule of thumb is to keep them to roughly a tenth of daily intake and reduce the main meal to match.
- Give active dogs more, resting dogs less. A working or sporting dog can need noticeably more than the bag suggests, and a couch companion noticeably less.
For a worked example, a dog eating 300g a day would finish a 15kg bag in around seven weeks. That is arithmetic on an assumed portion, so check the guide on your own bag and weigh out a portion once so you know what it looks like in the bowl.
If your dog is a large breed puppy, pregnant, lactating, or managing a health condition, ask your vet for a target weight and portion before changing anything.
Reading the label properly
A few things are worth checking every time you change foods.
- The ingredient panel. Look for a named protein source rather than a generic one, and for a statement that the food is complete and balanced for the life stage it is sold for.
- The feeding guide. This is the number most people ignore. It tells you the portion range for your dog's weight, and it is the only reliable starting point from the manufacturer.
- The bag size. A 15kg bag suits a big dog and a busy household. Smaller bags suit dogs that eat less, or households where food sits around for months.
- Storage. Keep dry food sealed, dry and off the floor, and finish an opened bag within the period printed on the packaging.
Switching foods gradually
Dogs do best with change made slowly. Over roughly seven to ten days, blend the old food with the new one and shift the ratio a little each day, finishing on the new food alone. Keep an eye on stools and appetite while you do it. If something looks off, slow the switch down rather than pushing through.
A simple daily routine
- Two measured meals at set times.
- Fresh water available all day, more in hot weather.
- A quiet spot to eat, away from other pets and foot traffic.
- A slow feeder or a scatter feed if your dog inhales meals.
- Weigh the dog or run your hands over their ribs monthly, and adjust the portion to suit.
Common questions
Is large breed dog food different from normal adult food? Formulas vary by brand. Many large breed recipes use larger kibble and nutrient levels suited to bigger bodies. Compare the feeding guide and ingredient panel of the bags you are considering rather than assuming they are interchangeable.
How long will a 15kg bag last? Divide 15,000g by your dog's daily portion in grams. A dog eating 300g a day gets about 50 days from a bag, and a dog eating 400g a day gets about 37 days.
Can I feed adult food to a large breed puppy? Puppies have different requirements to adults, particularly for growth. Choose a food labelled for the puppy's life stage, and ask your vet if you are unsure.
My dog eats too fast. What helps? Split the meal into smaller portions, use a slow feeder bowl or scatter the food, and keep the bowl in a quiet spot so the dog is not competing for it.
Choosing the everyday food is the biggest decision you will make for a big dog. Pick a formula with a clear feeding guide, measure the portion, and adjust as your dog's condition changes.
Looking for an everyday large breed option? Advance Adult Large Breed Chicken & Rice 15kg is made in Australia and stocked by our small Australian team, with fast dispatch Australia-wide.