Data sources include: Target’s renewable mix, published in the latest EEI Utility Electricity Mix Database. 14%11 11 The Center for Resource Solutions (CRS) Utility Grid Accounting methodology for renewable mix, adopted by CDP, the Climate Registry and RE100, is a more granular method, applying a regional and utility-specific method as published in the latest Edison Electric Institute (EEI) Utility Electricity Mix Database versus the national data used previously.