Calculator
Planned maintenance calculator
The share of planned hours (preventive and predictive) shows how mature your maintenance is. Add plan compliance too.
Result
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Reference ranges are indicative and vary by industry, asset type and operating regime. Nothing you type leaves your browser.
Planned vs. corrective
The bigger the planned share (preventive and predictive), the less the crew works on the fly. But the percentage only counts if the plan is actually followed: overdue preventive work turns into corrective work.
Read: 7 signs your maintenance is still reactive.
Frequently asked questions
What is the ideal percentage of preventive maintenance?
The common benchmark is 70% or more of hours on planned work (preventive and predictive), with plan compliance above 90%.
How do you calculate preventive maintenance compliance?
Compliance = preventive work orders done on time ÷ preventive work orders scheduled in the period.
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