The evaluation step is focused on enhancing the reliability of the study. This includes for example a sensitivity check on the uncertainties around the data, assumptions, allocation methods and calculations. It also includes a gap analysis or completeness check, to ensure there aren’t any missing or incomplete areas that need to be analyzed in order to meet the goal and the scope of the study. If no missing information is identified, then this should be noted in the report. Finally, the evaluation step includes a consistency check to ensure that the methods and the goal are met, including for example, data quality, system boundaries, data symmetry or time period, and so on