Table 5.

Pearson correlation coefficients for the relationships among animal and diet variables and enteric methane emission (EME; g/cow/day) from lactating dairy cows in the full dataset ¹.

Item 2	BW0.75	MY	4% FCM	DIM	DMI	NDF	ADF	NFC	Starch	EE	CP	OMD
EME	0.358	0.385	0.429	0.019	0.466	−0.010	−0.004	−0.025	−0.078	−0.104	0.086	0.078
BW0.75		0.554	0.526	0.195	0.567	−0.134	0.056	−0.022	0.048	0.123	−0.256	−0.320
MY			0.965	−0.295	0.830	−0.407	−0.067	0.520	0.308	0.160	−0.187	−0.416
4% FCM				−0.402	0.841	−0.359	−0.058	0.477	0.222	0.088	−0.168	−0.309
DIM					−0.101	0.235	0.227	−0.206	−0.231	0.050	0.010	−0.006
DMI						−0.344	0.036	0.433	0.207	0.035	−0.154	−0.419
NDF							0.645	−0.828	−0.434	−0.330	−0.104	0.369
ADF								−0.631	−0.614	−0.281	−0.136	0.277
NFC									0.644	0.080	−0.332	0.091
Starch										−0.010	−0.233	−0.402
EE											0.062	−0.397
CP												0.253

¹ From complete dataset (Table 1). ² BW^0.75 = metabolic weight (kg); MY = milk yield (kg/d); 4% FCM = fat-corrected milk (kg/d); DIM = days in milk; DMI = dry matter intake (kg/d); NDF = neutral detergent fiber of diet (g/kg DM); ADF = acid detergent fiber of diet (g/kg DM); NFC = non-fiber carbohydrates of diet (g/kg DM); EE = ether extract of diet (g/kg DM); CP = crude protein of diet (g/kg DM); OMD = organic matter digestibility of diet (g/kg).