Feeding strategy LINS. Extruded linseed was added as a commercially available linseed product described by
Dang Van et al. (2008), containing 56.0% crushed linseed, 21.0% wheat, 15.0% sunflower cake, 4.5% field
beans, 2.0% butylated hydroxytoluene, 1.0% linseed oil, and 0.5% salt. Table 2 shows feed characteristics of this
product. One kg product/cow per day was prescribed in the diet in summer and 2 kg/cow per day in winter (the
product contains 0.9 kg DM/kg product). The effect of adding fatty acids in the form of extruded linseed on enteric
CH4 production was based on (