Nov 18 (Reuters) - The Baltic Exchange's main sea freight index, which tracks rates for ships ferrying dry bulk commodities, fell to a more than four-and-a-half month low on Monday, hurt by weaker rates across all vessel segments.
* The Baltic index, which reflects rates for capesize, panamax and supramax vessels, dropped 19 points or 1.4%, to 1,338, its lowest since June 26.
* The capesize index fell 32 points, or 1.21%, to 2,603 points.
* Average daily earnings for capesizes, which typically transport 170,000-180,000 tonne cargoes such as iron ore and coal, decreased by $340 to $20,630.
* The panamax index inched lower by 6 points, or 0.5% to 1,112 points. extending losses for a 25th straight session, marking its biggest losing streak in over 9 months.
* Average daily earnings for panamaxes, which usually carry coal or grain cargoes of about 60,000 tonnes to 70,000 tonnes, fell $48 to $8,924.
* The supramax index shed 12 points to 723. (Reporting by Nakul Iyer in Bengaluru)