Net Income of a Trackless Mine
by Melvin Ekandjo
1. Revenue
1.1. Production
1.1.1. Equipment Utilization
1.1.1.1. Equipment Availability
1.1.1.1.1. Reliability
1.1.1.1.2. Maintainability
1.1.2. Shift utilization
1.1.2.1. Operator Utilization Time
1.1.2.2. Operational Effectiveness
1.1.2.2.1. Loading
1.1.2.2.2. Drilling
1.1.2.2.3. Bolting
1.1.2.3. HR
1.1.2.3.1. Absenteeism
1.1.2.3.2. Late Starts
1.1.2.3.3. Vacancy Closure Time
1.1.2.3.4. Attrition Rate
1.1.2.3.5. Acting Positions
1.2. Commodity Prices
1.2.1. Selective Extraction
1.3. Exchange Rate
1.3.1. Hedge effectiveness
1.3.2. Cashflow ar Risk
1.4. Head Grade
1.4.1. Cut-off grade
1.4.2. Sampling Frequency
1.4.3. Recon Rate
1.5. Recovery Rate
1.5.1. Feed Grade Control
1.5.2. Process Yield