According to the invention, a breast pump device (1) is realized that is not only capable of realizing a breast milk extraction process, but that is also capable of providing relevant information about breast milk that is extracted, breast milk that has recently been extracted, a batch of stored breast milk, and/or the outside air. Milk-related air and/or outside air is analyzed by means of a volatile component analysis system (40) comprising at least one sensor (41) and a controller (42), wherein the controller (42) is configured and arranged to control an information device (50) for communicating the information that follows from the analysis to a user of the information device (50).