All other currency pairs and precious metals should be traded with consideration to this...
Usd index is inversely related to Gold and other precious metals; hence they "generally" move in opposing directions.
USD index has been very bullish past few weeks; and according to elliott waves it is due for a retracement on both the daily chart and for a minor correction on the hourly time frame...
If gold holds these levels (i.e above 1290) then that can be a very good bullish sign!