In year 2006 the forest company Gozdno gospodarstvo Novo mesto introduced intothe wood production the adapted wheeled tractor John Deere 6220. For this reason it appeared a demand for new standard times. Beside standard times, is also researched how many working day he spend on timber skidding. At the end of study the comparison between ergonomic characteristics of adapted wheeled tractor John Deere 6220 and logging skidder Woody 110 is described in paper. The standard time for the brunching and the work in the auxiliary storage place is in comparison with state standard times higher. The skidding effect for John Deere 6220 is smaller at larger average tree and opposite at smaller average tree as skidding effect defined in state standard times.