A cassette (130) configured to enable measurement of at least one biomarker value of a milk sample of an animal (100). The cassette (130) includes a tape distributing spool (131); a tape (170) with a plurality of dry sticks (180a, 180b, 180c), configured to indicate the biomarker value of the milk sample, and a top film (310) arranged to protect the dry sticks (180a, 180b, 180c) while rolled up on the tape distributing spool (131); a tape collecting spool (132), configured to collect used dry sticks (180a, 180b, 180c); and a top film reel (330), arranged to peel off and collect the top film (310) of the tape (170).