Fecha de publicación: 20/12/2012 Fuente: WIPO "sustainability" The present invention provides a system and method of visualising a sustainability metric of one or more inventory groups, each group comprising one of more operational units. The method comprising the steps of receiving at least one of consumption data and one or more inventory parameters associated with each of the one or more inventory groups, determining a factual sustainability metric of the one or more inventory groups, based on the received at least one of consumption data and one or more inventory parameters, determining a model sustainability metric of the one or more inventory groups in at least one model scenario, the model scenario comprising modifying at least one of received consumption data and a received inventory parameter, to assess the effect of the modification of the factual sustainability metric, and displaying at least one of the sustainability metric groups and the inventory or the consumption data in a Graphical User Interface.