The country's second-largest port has improved its performance on the back of increased container volumes and more vehicle arrivals.
The power and gas distributor's profit result was largely due to higher capital contributions, a gain on the sale of a 50% share of the Treescape business, and lower interest costs.
The country's largest export hub reported a 15.6% improvement in earnings for the half year, but warns it could be a tough second part of the year.
Infrastructure Editor
Followers will be emailed
articles by Oliver