The UBS ETRACS DJ-UBS Commodity Index Total Return is designed to track the performance of the DJ-UBS Commodity Index Total ReturnSM less investor fees. The DJ-UBS Commodity Index Total ReturnSM is designed to provide diversified commodity exposure with weightings based on each underlying commodity's liquidity and economic significance. The DJ-UBS Commodity Index Total ReturnSM measures the collateralized returns from a basket of 19 commodity futures contracts representing the energy, precious metals, industrial metals, grains, softs and livestock sectors. In addition, the index is rebalanced once a year to ensure that no commodity sector may constitute more than 33% of the index as of the date of such rebalancing.
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