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Lagotto Romagnolo puppy growth: milestones and weight estimates

How fast a Lagotto Romagnolo puppy grows, illustrative weight estimates and the limits of predicting adult size.

Puppies grow steadily and reach adult height at about 10 to 12 months, then fill out until around 15 to 18 months. During the first year the coat changes from soft puppy fluff to adult curls, and this is the stage when mats can form almost overnight, so short daily combing sessions are worth building into the routine early.

Some inherited problems in the breed show up very young. A benign form of juvenile epilepsy typically appears between about 5 and 9 weeks of age and usually fades by around 3 months, which is one reason to choose a breeder who DNA tests and keeps puppies until at least 8 weeks. Keep growing puppies lean and avoid long forced runs. Any seizure, tremor, loss of balance or odd behavior in a puppy calls for an immediate vet visit.

Lagotto Romagnolo puppy growth in numbers

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Illustrative size-based model for a male Lagotto Romagnolo, in kg, by age in months

AgeFemaleMale
2 months2.6 kg3 kg
3 months4 kg4.7 kg
4 months5.6 kg6.5 kg
5 months6.8 kg7.9 kg
6 months7.9 kg9.2 kg
7 months8.9 kg10.5 kg
8 months9.8 kg11.5 kg
9 months10.5 kg12 kg
10 months11 kg13 kg
12 months12 kg14 kg
14 months12.5 kg14.5 kg
15 months12.5 kg14.5 kg

This is an editorial model scaled to a typical adult weight, not an observed breed average, a validated growth standard or a healthy-weight range. Do not adjust food to make a puppy follow this line. Discuss actual growth measurements with your vet.

Puppy growth guides for similar-sized breeds