Table 3.

Selected certification schemes and level of inclusion of LCA-impact categories in standards for shrimp and prawns. The ranking from 1 to 3 indicates level of inclusion in standards: 1. Impact category not included in criteria for compliance. 2. Impact category mentioned in standards, but not with measurable criteria for compliance. 3. Impact category with metric compliance criteria

Scheme	Global warming	Energy demand	Eutrophication	Biotic resource use	Total
GAA	1	2	3	2	8
Global GAP	1	2	2	2	7
Naturland	1	2	2	2	7
Soil Association	2	2	2	2	8
Friends of the Sea	2	2	2	2	8
AquaGAP	2	2	3	2	9
Aquaculture Dialogues (to be ASC)a	2	2	3	2	9
Fairtradea	1	2	2	2	7

^aDraft standards