Firstly, companies identified as potential investment opportunity are reviewed using stringent traditional financial criteria.

Secondly the evaluation is based on the Best in Class approach, selecting the best companies within each sector.

Thirdly, and this is where the PRI rules come into place, the selected companies are measured against four set of indicators:

1. Environmental policy (compliance with environmental legislation, published environmental impact statements, etc.)
2. Production processes (recycling, waste minimisation, renewable energy, etc.)
3. Social indicators (equal employment opportunity, community involvement, etc.)
4. Certifications and codes (FSC, MSC, ISO 14001, etc.)

At last but not least, companies involved 1 in armament, alcohol or tobacco production, gambling, production of nuclear power and genetic engineering in the external environment are excluded.

1 Where the revenues from these activities exceed 10% of consolidated revenues.