Fig. 5. Concentrations of crude protein (A) and crude fibre (B) in dry matter intake and in faecal material. Different symbols indicate different months of measurement (circle: January; hexagon: March; triangle: May; square: July; inverted triangle: September; diamond: November). Filled symbols represent data from the first year of study (July 2002-May 2003), open symbols represent data from the second year (July 2003-January 2004).