Table 8.

Effect of pasture type on methane emissions and their relationship to animal productivity.

Items 1	Mixed Diverse	Mixed Simple	Separated Simple	SEM 2	p Values 3
CH4, g/d	335	393	382	20.4	0.22
CH4, g/kg of DMI	18.8 b	23.3 a	21.2 a	0.88	0.05
CH4, g kg of milk	16.2	15.4	16.2	1.33	0.90
CH4, g/kg of FCM	13.9	13.7	13.3	1.22	0.94
CH4, g/kg of milk protein	403	409	378	25.3	0.82
CH4, g/kg of milk fat	318	318	298	29.7	0.86

^a,b Means within a row with different superscripts differ (p ≤ 0.05). ¹ CH₄: methane; DMI: dry matter intake; FCM: 4% fat-corrected milk; ² SEM: Standard error for interaction; ³ D: Diversity; SA: Spatial arrangement; D × SA: Interaction.