A mixed bag in the Lyttelton Port Company's latest interim results

Its operating revenue is up 2.3 percent to 93-million dollars for the six months to January -- although that's still well behind forecasts.

Net profit after tax for the same period was just over eight-million dollars, down 33-percent on the year prior.

Chief Executive, Graeme Sumner says it reflects a downturn in market conditions.

He says that includes drops in imported and transshipped containers, due to lower consumer demand -- and higher operating costs.