Nutrition by life stage — puppy, adult, pregnant bitch, Little Shining Angels

Note: this text is informative and does not replace veterinary care. Before changing your dog's diet — especially for puppies, pregnant or nursing bitches, or dogs with health issues — consult your veterinarian, ideally a veterinary nutritionist.

In short

This is part two of my nutrition series. If you haven’t read part one, there I compare raw, cooked and kibble. Nutrition differs substantially depending on the dog’s life stage.

Puppies (the growth period)

Growth is the most sensitive period — mistakes leave lasting consequences. So a puppy needs food specifically formulated for growth ("for puppies"), not adult maintenance food. Such food is energy- and nutrient-dense and highly digestible.

Calcium matters greatly: both too little and too much are harmful. We also must not overdo the amount — too-fast growth is a risk factor for bone problems, even if the puppy isn’t fat. The goal is lean condition and even growth, with no calcium supplements added to already-complete food.

For demanding readers In growing dogs a safe calcium : phosphorus ratio is about 1.1 : 1 to 1.4 : 1 (provided the puppy isn’t overeating). Excess calcium contributes to developmental orthopaedic disease (dysplasia, osteochondrosis). Large and giant breeds need special "large-breed" food and a growth formula for longer (to ~18–24 months). Source: VCA; FEDIAF.

A note on small breeds (terriers and Yorkie)

At our kennel we have small breeds, so I stress this especially: very small puppies are prone to hypoglycaemia (a drop in blood sugar), so they need frequent meals and must not go too long without food. Energy-dense puppy food and regular feeding are key here.

Adult dogs (maintenance)

For an adult dog the most important thing is maintaining ideal body condition — one of the best health safeguards. Use complete and balanced maintenance food, adjusting the amount to the individual dog’s activity, age, breed and metabolism. Most adults do well on quality kibble; fresh or cooked food is a lovely option within the conditions from part one.

Pregnant and nursing bitches

This is the most energy-demanding period. In the last third of pregnancy (from ~week 6) and during nursing the bitch needs energy-dense food — usually quality puppy food. We increase the amount gradually, feed little and often (the puppies press on the stomach), and fresh water must always be available.

For demanding readers From ~week 6 of pregnancy roughly +10% food per week, to about 1.4× the usual amount by the end. During lactation needs peak — in weeks 3–4 of nursing up to 3× maintenance (depending on litter size), when free feeding is recommended. DHA (omega-3) supports the puppies’ brain and vision development. Source: Purina Pro Club; The Kennel Club.
Very important — calcium: during pregnancy do not add calcium on your own. Excess calcium in pregnancy can paradoxically raise the risk of eclampsia (milk fever) during nursing, an emergency that is more common in small breeds. Calcium is balanced by quality food; supplements only on veterinary advice.

I’ll add: raw feeding is especially risky in this period, as infections endanger both the bitch and the puppies.

Conclusion

For puppies, quality growth food is most reliable (large breeds a special formula); for adults, complete food with an ideal weight; for pregnant and nursing bitches, puppy food, a gradual increase and caution with calcium. In part three I write how to recognise truly good food and what to watch for with small breeds. To be continued.

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About the authorPetrischa Robnik, breeder at Little Shining Angels. I have been breeding black and chocolate terriers (black and chocolate Yorkie) and Biewer Terriers for six years under the Slovenian Kennel Club. By profession I am a registered nurse with a master's degree in health and social management and a doctoral student; that is exactly why I approach every topic by carefully seeking verifiable, expert sources.

References

Freeman LM, Chandler ML, Hamper BA, Weeth LP (2013). Current knowledge about the risks and benefits of raw meat–based diets for dogs and cats. JAVMA 243(11):1549–1558.
Stockman J, Fascetti AJ, Kass PH, Larsen JA (2013). Evaluation of recipes of home-prepared maintenance diets for dogs. JAVMA 242(11):1500–1505.
FEDIAF. Nutritional Guidelines for Complete and Complementary Pet Food for Cats and Dogs.
NRC (2006). Nutrient Requirements of Dogs and Cats. National Academies Press.
WSAVA Global Nutrition Committee. Global Nutrition Guidelines; Guidelines on Selecting Pet Foods.
VCA Animal Hospitals. Nutritional Considerations for Large and Giant Breed Dogs.
Purina Pro Club. Canine Nutrition During Pregnancy and Lactation.
The Kennel Club. Feeding mum from whelping to weaning.

Note: this text does not replace veterinary care; for specific decisions (especially calcium in pregnant bitches) follow your veterinarian's advice.

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