LCAs can be effectively used for many reasons -- so long as the intent and the reporting is clearly and thoroughly stated.

Packaging is part of product and its logistics! So the whole product LCA is more important than the competion of different packaging materials. In Finland the attidudes of consumers have changed after they understand how little the packaging of cheese means in the LCA or of global warming of cheese chain. The same is for many other products. In food sector only the beverages containing mainly water the packiging has some effect to total LCA:s. Of course smaller LCAs help to understand where we should develop our packaging material productions