Steep-slope harvesting equipment is not a bolt-on. Anchor, machine, rope, tension monitoring, documented procedures and operator competency have to be designed and documented together, and in Australia that is a compliance obligation as much as an engineering one.
Tasmania's Forest Safety Code covers mechanised felling, extraction, machinery, landings and transport directly, and NSW maintains an approved code for forest harvesting operations. Confirm what applies in your state before specifying the configuration, because the regulatory position shapes the system rather than following it.
Anchor availability is a planning constraint that buyers routinely discover late. Where natural anchors are scarce, anchor machine availability determines what can be harvested and when — which means the winch decision is partly a coupe-planning decision.
The commercial justification is access and utilisation rather than climbing ability: expensive machines working ground they could not otherwise work, terrain mechanised that previously required manual falling, and operators removed from the hazard. Model slope hours per year net of setup time before committing, and compare honestly against subcontracting the steep coupes.