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Table 1 Net present values and optimal values of decision variables for Poisson, regular and irregular stand in 5 repeated optimizations when the remaining basal area of thinning was calculated with a model (Eq. 2)

From: Which trees should be removed in thinning treatments?

NPV (€∙ha−1) Years to 1st thinning Years to 2nd thinning Years to 3rd thinning w 1 (stem value) w 2 (value increment) w 3 (BAL effect)
  Poisson stand
9133 0 10 10 0.37 0.25 0.38
9121 0 10 15 0.24 −0.47 0.29
9127 0 10 10 0.48 −0.50 0.02
9032 0 15 15 0.43 −0.27 0.29
9105 0 10 10 0.29 −0.05 0.66
  Regular stand
9319 0 10 10 0.35 0.31 0.34
9237 0 10 20 0.49 −0.27 0.24
9304 0 15 10 0.78 −0.04 0.18
9289 0 15 15 0.46 −0.29 0.26
9313 0 10 15 0.30 −0.13 0.57
  Irregular stand
8247 0 10 10 0.42 −0.13 0.45
6852 0 25 45 0.46 −0.27 0.26
8266 0 10 10 0.32 0.43 0.25
7511 0 30 10 0.38 −0.30 0.32
8238 0 10 35 0.50 0.01 0.52
  1. Optimization result with the highest NPV is indicated with boldface