Convert from truss to quarter [US]

Unit Definition (truss)
The truss is a traditional weight unit, generally equal to 4 stone or 56 pounds (about 25.4 kilograms). The truss was used primarily for measuring hay. In 1795, Parliament specified that a truss of hay should equal 56 pounds for old hay or 60 pounds (about 27.2 kilograms) for new hay.

Unit Definition (quarter [US])
The quarter [US] is a traditional unit of weight equal to 1/4 hundredweight. In the United States, one quarter equals 25 pounds (11.3398 kilograms).