The Baltic Dry Index, Wikipedia https://en.wikipedia.org/wiki/Baltic_Dry_Index
The Baltic Dry Index (BDI) is issued daily by the London-based Baltic Exchange. The BDI is a composite of the Capesize, Panamax and Supramax Timecharter Averages. It is reported around the world as a proxy for dry bulk shipping stocks as well as a general shipping market bellwether.
The Baltic Exchange provides a complete picture of the tanker market through its daily physical and forward assessments, weekly Sale & Purchase and vessel recycling data, and quarterly benchmark of operating costs.
The Baltic Exchange https://www.balticexchange.com/en/index.html
The Baltic Exchange (incorporated as The Baltic Exchange Limited) is a membership organisation for the maritime industry, and freight market information provider for the trading and settlement of physical and derivative contracts.