Freightage

n.	1.	The charge for transportation; the expense of carriage.
	2.	The transportation of freight.
	3.	Freight; cargo; lading. Milton.

Noun	1.	freightage - the charge for transporting something by common carrier; "we pay the freight"; "the freight rate is usually cheaper" Synonyms: freight rate, freight
	2.	freightage - transporting goods commercially at rates cheaper than express rates Synonyms: freight

charge per unit, freight, freight rate, rate