Research Article
Effects of Supply Chain Strategy on Stump Fuel Cost: A Simulation Approach
Table 2
List of the selected study factors (SF1-15) and their predefined low (−1), expected (0), and high levels (1).
| | Study factor | Units | Study factor levels | | | | Low (−1) | 0 | High (1) |
| | SF1 | Stumps left in ground | % | 30 | 20 | 10 | | SF2 | Stumps left by forwarder | % | 10 | 5 | 0 | | SF3 | Stumps left at landing | % | 5 | 2.5 | 0 | | SF4 | MC after storage | % | 40 | 30 | 20 | | SF5 | AC after storage | % | 6 | 3 | 1.5 | | SF6 | DML after storage | % | 7 | 5 | 3 | | SF7 | Harvest productivity | odt/PMH | 3.5 | 4.5 | 5.5 | | SF8 | Forwarding productivity | odt/PMH | 5 | 8 | 11 | | SF9 | Crushing productivity | odt/PMH | 7/30* | 10/40 | 13/50 | | SF10 | Loading time | min | 70/65 | 55/45 | 40/25 | | SF11 | Unloading time | min | 25/75 | 20/60 | 15/45 | | SF12 | Cargo volume | m3 | 113/138 | 120/145 | 127/152 | | SF13 | Truck payload | tonne | 27/24 | 30/27 | 33/30 | | SF14 | Distance | km | 100 | 60 | 20 | | SF15 | Site size | odt | 100 | 300 | 500 |
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When two values are given, the first is for system (I) and the second for system (II).
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