Methods and apparatus, including computer program products, are provided for enabling power efficient operation. In one aspect, there is provided a method including receiving a request for an indication of a value representative of an energy consumption of at least one of a transmission and a reception at a user equipment. Moreover, the value is determined in response to the request. The value may also be determined for one of a plurality of radio access technologies provided by the user equipment. The determined value may be reported to a network element. Related apparatus, systems, methods, and articles are also described.