Variable Costs means the Train Operator’s costs which vary as a result of a Category 3 Disruption, a Relevant Cancellation or a Relevant Service Variation (as the case may be) arising directly from changes in train mileage including staff, maintenance, fuel or electricity costs, and the Variable Charge.
Overhead means those amounts which are intended to recover a proportion of the Supplier’s or the Key Sub-Contractor’s (as the context requires) indirect corporate costs (including financing, marketing, advertising, research and development and insurance costs and any fines or penalties) but excluding allowable indirect costs apportioned to facilities and administration in the provision of Supplier Personnel and accordingly included within limb (a) of the definition of “Costs”;
Overhead line means any electric supply-line, which is placed above ground and in the open air but excluding live rails of traction system;
Variable Return means a percentage calculated as follows:
Variable Charge means the charge that varies according to kgtm and is calculated in accordance with the formula set out in paragraph 2.2.1, summed across all Services;