615341 Disclosed is a dry matter capacitance meter. The meter has a display screen (2) and a user interface module (1) adapted to generate a user interface. The interface includes at least one variable measurement prompt for output on the display screen (2). The user interface module (1) is configured to display at least one variable measurement prompt on the display screen (2), and detect the acquisition of at least one environmental variable measurement record the acquired environmental variable measurement or measurements.