We used to buy raw goats milk from a farm down the road, and we always made sure to use it within about 3 days because it started to get a funny taste after that.
We buy raw cows milk now and it lasts over a week.
I don't think so, if it's fresh you have to pasturize it. You can freeze cow's milk, so logically should be able to freeze goat's milk. Milk is Pasturized to destroy bad stuff such bacteria, manure,...