22 



University of New Hampshire 



[Sta. Bull. 323 



DOLLAPS 



10 



13 20 



25 



Age of Trees 



Figure 18. — Inventory Value Per Tree Derived from Discounted 

 Future Net Returns, and Tree Costs for First 10 Years for 



Semi-Permanent Trees. 



Dollars 



OrSCOUNTCO FUrURC Nrr EARNruGS- 



C05T 

 OF PRODUCING 

 A TREE 



RCLATtVC \« 

 VALUE OF TREE ^ 



(O 15 20 



Age of Trees 



25 



Figure 19. — Inventory Vamk Pkk Tkke Dkiuvkd kuom Discounted 

 Future Net Returns, and Tree Costs for First 10 Years for 



Filler Trees. 



Value of semi-pormanonts 



In fij^un' IS are llie curves represeiitiiijr llie sum of the future annual 

 net incoiiK's from somi-jiormanont ti'oes discounlod l)a{'kwar(l fi'om llie 

 tweiity-liftli year, also the esliiuatetl cost curve for tlie lirst 10 years. 



