NEWSPhotos: Mullins Cheese plantAsiago cheese curds are rotated to ensure the correct amount of salt is coated at Mullins Cheese in Mosinee, Wis. The company, which says it's the largest family-owned and operated cheese factory in Wisconsin, has tossed a lifeline to eight dairy farms that were at risk of closing from a trade dispute with Canada, signing contracts to buy milk from the farms.Tyler Rickenbach/USA TODAY NETWORK, Milwaukee Journal SentinelMullins Cheese processes 7.2 million pounds of milk a day — that's roughly 837,000 gallons.Tyler Rickenbach/USA TODAY NETWORK, Milwaukee Journal SentinelAustin Lokken makes adjustments to a spinning machine at Mullins Cheese.Tyler Rickenbach/USA TODAY NETWORK, Milwaukee Journal SentinelBill Mullins, owner of Mullins Cheese, turns on the lights inside a container where milk is turned into cheese.Tyler Rickenbach/USA TODAY NETWORK, Milwaukee Journal SentinelAustin Lokken (right) makes adjustments to a spinning machine at Mullins Cheese.Tyler Rickenbach/USA TODAY NETWORK, Milwaukee Journal SentinelMilk is processed and heated until it becomes cheese.Tyler Rickenbach/USA TODAY NETWORK, Milwaukee Journal SentinelBlocks of Asiago cheese curds are sent on a conveyor belt to be packaged.Tyler Rickenbach/USA TODAY NETWORK, Milwaukee Journal Sentinel