Articles ecoinvent Video | Attributional System Model ecoinvent Video | Attributional System Model SimaPro Life cycle assessment (LCA) Published 26 November, 2013 This video explains the way allocation works in ecoinvent version 3 system models using Allocation at the point of Substitution. Source: ecoinvent Centre Watch the ecoinvent video about the Consequential System Model Discover our stories Other ecoinvent Video | Consequential System Model Article Five Crucial LCA Features in SimaPro By Ellen Meijer Customer Case An inventory of environmental emissions in the EU