Convert from yard to zoll [Switzerland]

Unit Definition (yard)
The yard is a fundamental unit of length in both the U.S. Customary System and the British Imperial System. Originally taken to be the average length of a stride, the yard is actually equal to 3 feet; defined as 91.44 centimeters.

Unit Definition (zoll [Switzerland])
In Switzerland, it is now considered a metric unit equal to exactly 3 centimeters (1.1811 inches). There's no change in the plural.