Substrate | Level | Species | DMI | Dig | CH4 | References |
---|---|---|---|---|---|---|
In vivo | Â | Â | Â | Â | Â | Â |
  MP | 100 g/hd/d | Beef cattle | + | + | ─ | [52] |
  MP | 200 g/hd/d | Dairy cows | nc | + | ─ | [53] |
  MP | 100 g/hd/d | Native cattle | nc | + | ─ | [55] |
  MP | 30 g/kg | Buffalo | nc | ─ | ─ | [54] |
  MPP | 200 g/hd/d | Beef cattle | nc | + | ─ | [22] |
  MPP | 300 g/hd/d | Dairy cows | + | nc | ─ | [20] |
Combination | Â | Â | Â | Â | Â | Â |
  CO + MP | 50 + 30 g/kg | Buffalo | nc | + | ─ | [54] |
  MP + GP | 9 + 1% | Beef cattle | nc | + | ─ | [22] |
  MP + GP pellet | 200 g/hd/d | Beef cattle | nc | + | ─ | [22] |