Up until now the only dollar index future with tradable liquidity has been the US dollar index future (DXY) traded on the Intercontinental Exchange (ICE). This may now change with the announcement of the Dow Jones CME FX$Index.
The index is expected to launch in the third quarter of 2010, which I imagine means by Labor Day settlement, and will be tradable as a future on the Chicago Mercantile Exchange. The index represents a basket of the most traded CME FX futures (AUD, GBP, CAD, EUR, JPY and CHF) all traded against the USD. The basket weightings are fixed, having been weighted to world trade and rounded for ease of hedging; specifically, 10 FX$Index contracts are equivalent to a basket of currency futures comprising of 4 EUR, 2 GBP, 2 JPY, 1...
