Fuente: WIPO "sustainability" A method of determining a print shop sustainability metric over a period of time may include, for each of a plurality of print devices in a print shop, determining a low-activity state sustainability metric value associated with the print device operating in one or more low-activity states over a period of time, determining a print shop low-activity state sustainability metric value associated with the print shop, and determining a processing state sustainability metric value associated with the print device operating in a processing state over the period of time, determining a print shop processing state sustainability metric value associated with the print shop, determining a print shop sustainability metric value and displaying one or more of the low-activity state sustainability metric values, the processing state sustainability metric values, the print shop sustainability metric value, the print shop processing state sustainability metric value and the print shop sustainability metric value.