Table 3.

pH, ammonia-N (NH₃–N), and VFA from rumen of Murciano-Granadina goats (n = 10) during late-lactation according to the type of diet

	Diet1
Item	CON	POS	SEM	P-value
pH	6.7	6.7	0.11	0.456
NH3–N, mg/dL	40.4	41.2	3.39	0.912
Urea, mM/L	14.4	13.7	0.61	0.740
Total VFA, mM	41.9	37.6	3.07	0.516
Individual VFA, mM/L
Acetic acid	24.00	20.70	1.846	0.346
Propionic acid	5.01	6.08	0.308	0.041
Isobutyric acid	0.66	0.73	0.054	0.522
Butyric acid	9.91	7.88	0.779	0.210
Isovaleric acid	1.05	1.20	0.089	0.434
n-Valeric acid	0.77	0.89	0.093	0.532
n-Caproic acid	0.11	0.11	0.006	0.750
Heptanoic acid	0	0.01	0.004	0.347
Acetic/propionic ratio	4.79	3.41	0.101	0.048

¹ CON, control; POS, postbiotic.