CMC Markets products are priced with reference to underlying assets. Investing directly in such assets carries an associated cost of physically holding those assets for a period of time. For instance, if you buy futures on crude oil, someone has to store that oil until the delivery date. The carrying cost represents the cost involved in holding an asset. The carrying cost is only applicable to trades on the following product types: Commodities and currencies. For full details please refer to our CMC Next Generation PDS.