Yaks, important animals in high-altitude areas of Sikkim, are primarily used for:

Milk and meat
Transportation and carrying loads
Wool
All of the above

Yaks are important animals in high-altitude areas of Sikkim, and are primarily used for all of the above: milk, meat, transportation, and carrying loads.

Yak milk is a good source of protein, calcium, and other nutrients. It is often used to make cheese and yogurt. Yak meat is a lean and flavorful meat that is often used in stews and other dishes. Yaks are also used to transport goods and people in the mountains. They are strong and sure-footed, and can carry heavy loads over difficult terrain. Yak wool is a soft and warm fiber that is used to make clothing, blankets, and other textiles.

Yaks are an important part of the culture and economy of Sikkim. They are a vital source of food, transportation, and income for many people in the region.