Front month March futures on New York's ICE exchange climbed to a high of $34.79 a pound, figures not seen since the early 1980s. In London, March white sugar was close to a recent record of $834.70 per ton.
One London trader said, ""Thirty-five cents is an important price as there's a lot of open interest in the options market--about 25,000 lots of call options.
"Sugar prices soared to a 30-year high on supply concerns following the massive cyclone that hit northern Queensland at midnight on Wednesday.
