Stoltzfus Family Dairy Farmhouse Butter is premium quality sweet cream butter that is slow-churned in small batches and has an 85% plus butterfat content. The high-quality milk for the cream comes from family farms in central New York that have all pledged to be rBST-free. The salt level in our salted butter is 1.2 to 1.5%. No preservatives used. Salted Stoltzfus Farmhouse Butter has a 1-year shelf life frozen, six months stored under refrigeration.