System and method for tracking agricultural commodities, e.g. crop inventories

A system for tracking grain inventory, the system comprising:

• a memory for storing a plurality of instructions;
• a processor coupled to the memory, the processor configured for:
• measuring of quantity of crop in a first equipment unit;
• detecting a change in the quantity of crop in the first equipment unit;
• and
• determining at least one crop transfer event based on the detected change in the quantity of crop in the first equipment unit.

A tracking unit for an equipment unit for harvesting crop, the tracking unit comprising:

• a recording module for measuring a quantity of crop in the first equipment unit;
• a communications module for transmitting the measured quantity of crop;
• and
• a calculation unit for determining at least one crop transfer event based on a detected change in the quantity of crop in the first equipment unit.