The Baltic Exchange’s dry bulk freight index, which tracks rates for ships carrying dry bulk commodities, slumped about 4.6% to its lowest since june 30 at 2,545 points on Thursday, marking the ninth consecutive session of declines.

Downward pressure continued to come from larger vessel segments.

The capesize index, which typically transports 150,000-ton cargoes, including iron ore and coal, plunged 8.5% to its lowest since early April at 3.322 points; and the panamax index, which usually carries 60,000 to 70,000 tons of coal or grain, slumped by 2.2% to 2,356 points.

Among smaller vessels, the supramax index rose by 0.6% to 1,856 points.