(1) Determine the mass of CO2 emissions for each of the two test intervals as described in § 1066.605.

(2) Calculate the composite mass-weighted emissions of CO2, eCO2-AC17comp, representing the average of the SC03 and HFET emissions, in grams per mile using the following equation:

(1) Determine the mass of CO2 emissions for each of the two test intervals as described in § 1066.605.

(2) Calculate the composite mass-weighted emissions of CO2, eCO2-AC17comp, representing the average of the SC03 and HFET emissions, in grams per mile using the following equation: