Performance Indicators for Spare Parts and Maintenance Management: An Analytical Study

Table 8

The rates that influence the indicators.

Indicators		Rates
		Demand rate	Delay rate	Unexpected failure rate	Rate of preventive maintenance interventions	Repair rate for corrective maintenance	Repair rate for preventive maintenance	Rate to repair again	Test success rate
Average stock Smoy
Probability of the empty stock
Frequency of supply
Coverage rate
Probability of having a dead stock
Unplanned failure frequency
Planned intervention frequency
Repair frequency	Corrective intervention
	Preventive intervention
Intervention quality	Good repair
	Bad repair