If you are wondering how lactose-free goat’s milk stacks up against regular cow milk, it has a bit less lactose. As stated, the former typically contains around 4.1 grams of lactose per 100 grams, while cow milk contains 4.7-5 grams per 100 grams

Sheep’s milk or buttermilk from cow’s milk is about the same lactose contents as goat’s milk. Less than 20% reduction.