Risk Scores based upon ISO 31000:
Low = C1, D1, D2, E1, E2: Manage by routine procedures
Moderate = C2, D3, E3:Management responsibility must be specified
High = A1, A2, B2, B3, C3, D4, E4, E5: Senior management attention needed
Extreme=A3, A4, A5, B4, B5, C4, C5,D5: Immediate preventative action required