Nutrient Requirements of Beef Cattle: Seventh Revised Edition: Update 2000

APPENDIX TABLE 1 Feed Library—Energy and Crude Protein Values, Plant Cell Wall Constituents, Digestibility Rates, Amino Acids, Minerals, and Vitamins

Feed No.	Common Name	Int. Ref. No.	Conc. %DM	Forage %DM	DM %AF	NDF %DM	Lignin %NDF	eNDF %NDF	TDN %DM	ME Mcal/kg	NEm Mcal/kg	NEg Mcal/kg
101	Bahiagrass, 30% Dry Matter	2–00–464	0	100	30.0	68.00	10.29	41	54.0	1.95	1.11	0.55
102	Bahiagrass, Hay	1–00–462	0	100	90.0	72.00	11.11	98	51.0	1.84	1.00	0.45
103	Bermudagrass, Late Vegetative	1–09–210	0	100	91.0	76.60	8.57	98	49.0	1.77	0.93	0.39
104	Brome Hay, Pre-bloom	1–00–887	0	100	88.0	55.00	7.69	98	60.0	2.17	1.31	0.74
105	Brome Hay, Mid Bloom	1–05–633	0	100	88.0	57.70	6.06	98	56.0	2.02	1.18	0.61
106	Brome Hay, Late bloom	1–00–888	0	100	91.0	68.00	11.11	98	55.0	1.99	1.14	0.58
107	Brome Hay, Mature	1–00–944	0	100	92.0	70.50	11.27	98	53.0	1.92	1.07	0.52
108	Fescue, Meadow Hay	1–01–912	0	100	88.0	65.00	10.77	98	56.0	2.02	1.18	0.61
109	Fescue Alta, Hay	1–05–684	0	100	89.0	70.00	9.29	98	55.0	1.99	1.14	0.58
110	Fescue K31, Hay	1–09–187	0	100	91.0	62.20	6.35	98	61.0	2.21	1.34	0.77
111	Fescue K31, Hay, Full bloom	1–09–188	0	100	91.0	67.00	7.46	98	58.0	2.10	1.24	0.68
112	Fescue K31, Mature	1–09–189	0	100	91.0	70.00	10.00	98	44.0	1.59	0.75	0.22
113	Napiergrass, Fresh 30 day DM	2–03–158	0	100	20.0	70.00	14.29	41	55.0	1.99	1.14	0.58
114	Napiergrass, Fresh 60 day DM	2–03–162	0	100	23.0	75.00	18.67	41	53.0	1.92	1.07	0.52
115	Orchardgrass, Hay, Early bloom	1–03–425	0	100	89.0	59.60	7.70	98	65.0	2.35	1.47	0.88
116	Orchardgrass, Hay, Late bloom	1–03–428	0	100	90.6	65.00	11.40	98	54.0	1.95	1.11	0.55
117	Pangolagrass, Fresh	2–03–493	0	100	21.0	70.00	11.40	41	55.0	1.99	1.14	0.58
118	Red Top, Fresh	2–03–897	0	100	29.0	64.00	12.50	41	63.0	2.28	1.41	0.83
119	Reed Canarygrass, Hay	1–00–104	0	100	89.0	64.00	6.25	98	55.0	1.99	1.14	0.58
120	Ryegrass, Hay	1–04–077	0	100	88.0	41.00	4.88	98	64.0	2.31	1.44	0.86
121	Sorghum Sudan, Hay	1–04–480	0	100	91.0	66.00	6.06	98	56.1	2.03	1.18	0.62
122	Sorghum-Sudan, Pasture	2–04–484	0	100	18.0	55.00	5.45	41	65.0	2.35	1.47	0.88
123	Sorghum-Sudan, Silage	3–04–499	0	100	28.0	68.00	7.04	41	55.0	1.99	1.14	0.58
124	Timothy Hay, Late Vegetative	1–04–881	0	100	89.0	55.00	5.45	98	62.0	2.24	1.38	0.80
125	Timothy Hay, Early bloom	1–04–882	0	100	89.0	61.40	6.56	98	59.0	2.13	1.28	0.71
126	Timothy Hay, Mid bloom	1–04–883	0	100	89.0	63.70	7.46	98	57.0	2.06	1.21	0.64
127	Timothy Hay, Full bloom	1–04–884	0	100	89.0	64.20	8.82	98	56.0	2.02	1.18	0.61
128	Timothy Hay, Seed stage	1–04–888	0	100	89.0	72.00	12.50	98	47.0	1.70	0.86	0.32
129	Wheatgrass, crest. hay	1–05–351	0	100	92.0	65.00	9.23	98	53.0	1.92	1.07	0.52
135	Grass Pasture, Spring	2–00–956	0	100	23.0	47.90	6.00	41	74.0	2.68	1.76	1.14
136	Grass Pasture, Summer		0	100	25.0	55.00	7.00	41	67.0	2.42	1.54	0.94
137	Grass Pasture, Fall		0	100	24.0	67.00	6.50	41	53.0	1.92	1.07	0.52
138	Mix Pasture, Spring		0	100	21.0	41.50	7.00	41	79.0	2.86	1.91	1.27
139	Mix Pasture, Summer		0	100	22.0	46.50	7.80	41	67.0	2.42	1.54	0.94
140	Range, June Diet		0	100	20.0	65.60	5.00	41	64.9	2.35	1.47	0.88
141	Range, July Diet		0	100	20.0	67.70	5.50	41	62.3	2.25	1.39	0.81
142	Range, Aug. Diet		0	100	20.0	63.70	8.00	41	59.4	2.15	1.29	0.72
143	Range, Sep. Diet		0	100	20.0	66.60	9.00	41	57.3	2.07	1.22	0.65
144	Range, Winter		0	100	80.0	66.10	11.00	41	50.5	1.83	0.99	0.44
145	Meadow, Spring		0	100	15.0	53.00	8.00	41	44.8	1.62	0.78	0.25
146	Meadow, Fall		0	100	20.0	52.00	8.00	41	51.9	1.88	1.03	0.48
147	Meadow, Hay		0	100	90.0	67.60	5.00	98	60.0	2.17	1.31	0.74
148	Prairie, Hay	1–03–191	0	100	91.0	72.70	6.00	98	48.0	1.74	0.90	0.35
201	Alfalfa Hay, Early Vegetative-S	1–00–54-S	0	100	91.0	33.00	18.18	92	66.0	2.39	1.51	0.91
202	Alfalfa Hay, Early Vegetative-N	1–00-N	0	100	91.0	36.00	14.72	92	67.0	2.42	1.54	0.94
203	Alfalfa Hay, Late Vegetative-S	1–00–059-S	0	100	91.0	37.00	18.92	92	63.0	2.28	1.41	0.83
204	Alfalfa Hay, Late Vegetative-N	1–00-N	0	100	91.0	39.00	16.67	92	64.0	2.31	1.44	0.86
205	Alfalfa Hay, Early Bloom-S	1–00–059-S	0	100	91.0	39.30	20.00	92	60.0	2.17	1.31	0.74
206	Alfalfa Hay, Early Bloom-N	1–00-N	0	100	91.0	42.00	16.90	92	62.0	2.24	1.38	0.80
207	Alfalfa Hay, Mid Bloom-S	1–00–063-S	0	100	91.0	47.10	22.73	92	58.0	2.10	1.24	0.68
208	Alfalfa Hay, Mid Bloom-N	1–00-N	0	100	91.0	49.00	18.91	92	60.0	2.17	1.31	0.74
209	Alfalfa Hay, Full Bloom-S	1–00–068-S	0	100	91.0	48.80	22.92	92	55.0	1.99	1.14	0.58
210	Alfalfa Hay, Full Bloom-N	1–00-N	0	100	91.0	51.00	20.39	92	56.0	2.02	1.18	0.61
211	Alfalfa Hay, Late Bloom-S	1–00–070-S	0	100	91.0	53.00	23.02	92	52.0	1.88	1.04	0.49
212	Alfalfa Hay, Late Bloom-N	1–00-N	0	100	91.0	55.00	22.18	92	53.0	1.92	1.07	0.52
213	Alfalfa Hay, Mature-S	1–00–71-S	0	100	91.0	58.00	24.83	92	50.0	1.81	0.97	0.42
214	Alfalfa Hay, Seeded		0	100	91.0	70.00	24.30	92	45.0	1.63	0.79	0.25
215	Alfalfa Hay, Weathered		0	100	89.0	58.00	25.86	92	48.0	1.74	0.90	0.35
216	Alfalfa Meal, dehydrated 15%CP	1–00–022	0	100	90.0	55.40	26.00	6	59.0	2.13	1.28	0.71
217	Alfalfa Silage, Early Bloom	3–00–216	0	100	35.0	43.00	23.26	82	63.0	2.28	1.41	0.83
NOTE: See the Glossary for definitions of acronyms and Chapter 10 for a discussion of tabular energy and protein values, feed carbohydrate and protein fractions, and recommended analytical procedures. ^aCarbohydrate digestion rates. ^bProtein digestion rates.

Table of Contents

Front Matter R1-R14

Overview 1-2

1 Energy 3-15

2 Protein 16-21

3 Growth and Body Reserves 22-39

4 Reproduction 40-53

5 Minerals 54-74

6 Vitamins and Waters 75-84

7 Feed Intake 85-96

8 Implications of Stress 97-101

9 Tables of Nutrient Requirements 102-112

10 Prediction Equations and Computer Model 113-132

11 Composition of Selected Feeds 133-148

Appendix: NRC Model User 149-218

Glossary 219-223

About the Authors 224-224

Index 225-234