Calculator Inputs
Example Data Table
| Scenario | Area (ha) | Yield (m³/ha) | Days | Crew | Distance (km) | Estimated Price |
|---|---|---|---|---|---|---|
| Baseline Pine | 25 | 42 | 18 | 8 | 36 | USD 33,500 |
| Steep Terrain | 20 | 38 | 21 | 9 | 48 | USD 35,900 |
| High Yield Site | 30 | 50 | 20 | 8 | 28 | USD 42,700 |
| Long Haul Route | 22 | 40 | 19 | 7 | 65 | USD 37,600 |
Formula Used
How to Use This Calculator
- Enter the harvest area and average yield per hectare.
- Set working days, crew size, and daily wage assumptions.
- Add machine usage hours, machine rate, and fuel costs.
- Fill transport values: hauling distance, truck capacity, and haul rate.
- Input loading, permits, insurance, and camp/admin costs.
- Set waste, overhead, contingency, and profit percentages.
- Click Calculate Logging Cost to show the result summary above the form.
- Use CSV or PDF buttons to export the estimated breakdown.
Cost Planning Benchmarks
Logging cost planning works best when estimates break every cost into clear operational categories. This calculator groups labor, machine time, fuel, hauling, maintenance, permits, insurance, overhead, contingency, and profit. That structure improves transparency during reviews and reduces pricing mistakes. Teams can compare projected totals against previous jobs and identify abnormal assumptions quickly. Consistent use of unit cost benchmarks also supports stronger quoting discipline and faster management review for procurement planning meetings and.
Production Assumptions and Volume Accuracy
Volume assumptions drive most pricing outcomes. The calculator estimates gross volume from harvest area and expected yield, then applies waste percentage to calculate net recoverable output. This step matters because proposals should reflect usable production, not only standing timber estimates. A small yield error can materially change unit cost. Estimators should test conservative and optimistic yield scenarios, compare results, and confirm assumptions with recent site data before final commercial submission with forestry.
Hauling and Equipment Cost Drivers
Hauling and equipment variables often produce the largest budget variance. Longer haul distances increase trip costs and may reduce daily production throughput. Machine hours can also rise when terrain, weather, or loading delays affect cycle times. This calculator separates machine, fuel, and maintenance values so users can isolate the driver behind cost increases. Testing truck capacity, haul rate, and route distance together helps planners evaluate transport options and improve operational efficiency for.
Risk Controls Through Overhead and Contingency
Overhead and contingency are essential for professional estimates. Direct field costs alone rarely capture supervision, office support, planning effort, and compliance administration. This calculator applies overhead after direct costs, then adds contingency for uncertainty such as weather delays, breakdowns, access issues, and fuel volatility. Using separate percentages improves pricing control and internal reporting. Managers can model low, medium, and high risk cases to align commercial decisions with field realities during proposal approvals.
Using Results for Bids and Performance Reviews
The results panel supports bidding, planning, and post-project analysis. Total project price helps commercial teams prepare quotes, while cost per cubic meter and daily billing values guide productivity targets. The detailed component table explains estimate movement between scenarios and improves communication across departments. After completion, teams can compare actual costs with estimated values to refine assumptions. CSV and PDF exports also simplify documentation, approvals, and client-facing estimate sharing for finance signoff packages.
FAQs
1) What does this estimator calculate?
It estimates total project price, unit cost, daily billing value, and a detailed breakdown of major logging cost components.
2) Why should I include waste percentage?
Waste percentage converts gross timber volume into recoverable volume, improving pricing accuracy and protecting margins during planning.
3) How do I choose hauling rates?
Use your standard per-kilometer trip charge, including truck operating costs, driver time, and route-specific expenses.
4) Can this calculator work for any currency?
Yes. Enter a short currency code, and the same label appears in the on-screen results and exported files.
5) What contingency percentage is recommended?
There is no universal value. Higher uncertainty, remote access, or severe weather risk usually requires higher contingency.
6) How can I improve estimate reliability?
Validate yield, machine hours, fuel assumptions, and hauling distance against recent jobs before finalizing your quote.