What is the main reason predicting the exact personality of a Goberian is less straightforward than predicting a purebred?

Answer

It is a hybrid dog, and an individual might lean heavily toward one parent's traits

Because this dog is a hybrid, predicting its exact personality is less straightforward than with a purebred, as an individual dog might lean more heavily toward the amiable Golden nature or the spirited Husky independence.

What is the main reason predicting the exact personality of a Goberian is less straightforward than predicting a purebred?
Dogtemperamentretrieversiberian