The Fund seeks to track the price and yield performance, before fees and expenses of the WisdomTree US Efficient Core UCITS Index. The index is designed to track the performance of a 90 exposure to large cap US equities and 60 to US Treasury Bond Futures, effectively delivering a leveraged position to the traditional 60 40 portfolio The index excludes companies which do not meet WisdomTrees ESG ( social and governance) criteria The index is comprised of three key components the equity component, the bond component and the cash component.