Nutrient composition and ingredients of experimental diets for the years tested
| Item . | 2003 . | 2004 . | 2005 . |
|---|---|---|---|
| Ingredient, %, as-fed basis | |||
| Dry-rolled corn | 80.00 | — | — |
| Barley grain | — | 64.50 | 64.50 |
| Oat grain | — | 20.00 | 20.00 |
| Alfalfa hay | 13.50 | 9.00 | 9.00 |
| Beef feedlot supplement1 | 5.00 | 5.00 | 5.00 |
| Canola oil | 1.50 | 1.50 | 1.50 |
| DM, % | 90.50 | 88.90 | 88.90 |
| Nutrient composition, DM basis2 | |||
| ME, Mcal/kg | 2.90 | 2.91 | 2.91 |
| CP, % | 12.50 | 14.00 | 14.00 |
| Crude fat, % | — | — | — |
| NDF, % | 18.30 | 21.49 | 21.49 |
| ADF, % | 5.61 | 9.50 | 9.50 |
| Item . | 2003 . | 2004 . | 2005 . |
|---|---|---|---|
| Ingredient, %, as-fed basis | |||
| Dry-rolled corn | 80.00 | — | — |
| Barley grain | — | 64.50 | 64.50 |
| Oat grain | — | 20.00 | 20.00 |
| Alfalfa hay | 13.50 | 9.00 | 9.00 |
| Beef feedlot supplement1 | 5.00 | 5.00 | 5.00 |
| Canola oil | 1.50 | 1.50 | 1.50 |
| DM, % | 90.50 | 88.90 | 88.90 |
| Nutrient composition, DM basis2 | |||
| ME, Mcal/kg | 2.90 | 2.91 | 2.91 |
| CP, % | 12.50 | 14.00 | 14.00 |
| Crude fat, % | — | — | — |
| NDF, % | 18.30 | 21.49 | 21.49 |
| ADF, % | 5.61 | 9.50 | 9.50 |
1Contained 440 mg/kg of monensin (Cargill Feeds, Camrose, Alberta, Canada), 5.5% Ca, 0.28% P, 0.64% K, 1.98% Na, 0.15% S, 0.31% Mg, 16 mg/kg of I, 28 mg/kg of Fe, 1.6 mg/kg of Se, 160 mg/kg of Cu, 432 mg/kg of Mn, 432 mg/kg of Zn, 4.2 mg/kg of Co, as well as a minimum of 80,000 IU/kg of vitamin A, 8,000 IU/kg of vitamin D, and 1,111 IU/kg of vitamin E.
2Obtained from digestibility trials and subsequent proximate analysis as described by Nkrumah et al. (2006).
Nutrient composition and ingredients of experimental diets for the years tested
| Item . | 2003 . | 2004 . | 2005 . |
|---|---|---|---|
| Ingredient, %, as-fed basis | |||
| Dry-rolled corn | 80.00 | — | — |
| Barley grain | — | 64.50 | 64.50 |
| Oat grain | — | 20.00 | 20.00 |
| Alfalfa hay | 13.50 | 9.00 | 9.00 |
| Beef feedlot supplement1 | 5.00 | 5.00 | 5.00 |
| Canola oil | 1.50 | 1.50 | 1.50 |
| DM, % | 90.50 | 88.90 | 88.90 |
| Nutrient composition, DM basis2 | |||
| ME, Mcal/kg | 2.90 | 2.91 | 2.91 |
| CP, % | 12.50 | 14.00 | 14.00 |
| Crude fat, % | — | — | — |
| NDF, % | 18.30 | 21.49 | 21.49 |
| ADF, % | 5.61 | 9.50 | 9.50 |
| Item . | 2003 . | 2004 . | 2005 . |
|---|---|---|---|
| Ingredient, %, as-fed basis | |||
| Dry-rolled corn | 80.00 | — | — |
| Barley grain | — | 64.50 | 64.50 |
| Oat grain | — | 20.00 | 20.00 |
| Alfalfa hay | 13.50 | 9.00 | 9.00 |
| Beef feedlot supplement1 | 5.00 | 5.00 | 5.00 |
| Canola oil | 1.50 | 1.50 | 1.50 |
| DM, % | 90.50 | 88.90 | 88.90 |
| Nutrient composition, DM basis2 | |||
| ME, Mcal/kg | 2.90 | 2.91 | 2.91 |
| CP, % | 12.50 | 14.00 | 14.00 |
| Crude fat, % | — | — | — |
| NDF, % | 18.30 | 21.49 | 21.49 |
| ADF, % | 5.61 | 9.50 | 9.50 |
1Contained 440 mg/kg of monensin (Cargill Feeds, Camrose, Alberta, Canada), 5.5% Ca, 0.28% P, 0.64% K, 1.98% Na, 0.15% S, 0.31% Mg, 16 mg/kg of I, 28 mg/kg of Fe, 1.6 mg/kg of Se, 160 mg/kg of Cu, 432 mg/kg of Mn, 432 mg/kg of Zn, 4.2 mg/kg of Co, as well as a minimum of 80,000 IU/kg of vitamin A, 8,000 IU/kg of vitamin D, and 1,111 IU/kg of vitamin E.
2Obtained from digestibility trials and subsequent proximate analysis as described by Nkrumah et al. (2006).
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