On average a single cow produces 6.5 gallons of milk every day from two 10-minute milkings using mechanical vacuum machines that are attached to their udders.
Team Cow, whose motto is "Playing Well With Udders Since 2004, " hauls the group's gear in a revamped school bus, painted white with black spots, with a pair of bull's horns.
He noticed that milkmaids who had developed cowpox from contact with cow udders were protected from the human form of the disease, and the cowpox virus became the basis of his vaccine.