The Collaborative International Dictionary of English v.0.48:

Cartage \Cart"age\, n.
   1. The act of carrying in a cart.
      [1913 Webster]

   2. The price paid for carting.
      [1913 Webster]

WordNet (r) 3.0 (2006):

cartage
    n 1: the work of taking something away in a cart or truck and
         disposing of it [syn: cartage, carting]