Help Joseph milk the Yaks and pour it in the wooden vessel. Empty the bucket into the vessel before you start milking for more. You have to fill the vessel till it reaches the 100% mark. Collect the milk bottles which appear along the yaks as they help in achieving the target. You need to finish the task before the yaks sit down.Key 4/6/2/8 to move left/right/up/down.Key 5 to milk the yaks/empty the bucket.