ZSSK CARGO's market share in Slovakia is about 80%, and in comparison to the other freight train operators, ZSSK CARGO has the best coverage of the Slovak territory.
The ZSSK CARGO's main business activity is providing rail freight transport services. The company also repairs and maintains rail traction vehicles and freight carriages and performs rail vehicle safety inspections, examinations, tests and measurements. Other services include renting of traction vehicles and freight carriages, road transport or ensuring of contract conclusion related to UIC or EUR trademark usage to repair or produce pallets.
auxiliary services: transport of special consignments, safety advisor services, procurement services related to transport (e.g. operations of customs procedures, sealing of carriages, posting of consignment instead of the consignor etc.)
maintenance and repairs of railway vehicles: maintenance and repairs of traction vehicles and freight carriages, changes in construction and design, inspections, examinations, testing and measurements of railway vehicles, mobile services (performing repairs directly during operation) etc.
Since 2012, ZSSK CARGO transports about 35–36 million tons of goods per year. Before the Great Recession, the amount reached the point of 50 million tons per year. The largest proportion of transported goods holds iron ore (about 35%), the other most transported goods include metals, coal, building materials, petroleum products, wood and chemicals.