Zenon Ryczek voted up Sue Gill's answer 1/17/2016 My Female Goldendoodle Is 5 Months Old And Weighs 43 Pounds..can You Estimate What Her Adult Size Will Be? These dogs are really cute--I searched at Google just to see a picture--It is somewhat hard to tell but some breeders have a range of the size your dog should be--maybe you could ask the breeder the size of the parents that might help