The index looks at five-year averages of exchange liquidity and production data to determine which commodities are included and which weightings are assigned.
The world's fourth-biggest economy, Germany joins countries including New Zealand and France in calling for seabed mining exploration to stop until further research is done.
ITSCI is a private sector scheme monitoring tin, tantalum and tungsten mines in Democratic Republic of Congo, Rwanda, and Burundi for human rights abuses.
Western Copper has been in discussions with the YESAB on how to address changes in assessment methods, environmental base practices and enhancements to the Casino project.