The national broadband network rollout is in such a transitory state, and faces so many significant hurdles through 2015, that NBN Co executives have warned Australians the company cannot reliably forecast its performance in 2016.

Is also cannot guarantee it will meet any of the objectives set out in its latest corporate plan.

Bill Morrow, chief executive of NBN Co. The company can give no guarantees it will achieve its planned targets. Credit:Edwina Pickles

The caveats came as the company released its Corporate Plan 2014-17, an update to the formerly released Corporate Plan 2012-15 that provides updates on the various aspects of the rollout, the issues it faces, and the timelines to which it is working.

A Corporate Plan 2013-16 was prepared and a draft leaked to Fairfax Media before the 2013 federal election.