It is operated by Cooperative Working Together, a voluntary organization in Arlington, Va., that assesses members 10 cents per 100 pounds of milk to use for periodic herd retirement.

• 它是由合作社协同工作来操作的，一家位于阿林顿的志愿者组织，该组织评估其成员每100磅牛奶将花费10美分用于定期畜群退休。