A quantity of gas containing an amount of Btus equal to the amount of Btus received by Transporter for the account of Shipper at the Point(s) of Receipt reduced, where applicable, by the Btus removed for Transporter's compressor fuel and Transporter's lost-and-unaccounted for gas and BTU shrinkage in the treatment and processing of Shipper's gas, all as attributable to transportation of Shipper's gas.