The present disclosure provides a control system for monitoring an electric vehicle service network which comprises a plurality of service stations providing electric energy reload to a fleet of electric vehicles. The control system is configured and operable for communication with the electric vehicles via a communication network, and comprises: a processing unit configured for aggregating vehicle route planning information associated with at least some of the electric vehicles to build forecast data of the flow of electric vehicles to the service stations over time; and a service time estimation unit configured and operable for utilizing the forecast data and evaluating the service duration for servicing a given electric vehicle at a given service station and at a given service time based on said forecast.