| Table 8. Twelve-month forage costs for the early cut forage barley harvested-forage management strategy. | |||||||
| Dry Gestation | Third Trimester | Early Lactation | Lactation | Lactation |
Lactation | ||
| Season | Late Fall | Winter | Early Spring | Spring |
Summer | Early
Late Fall | |
| Days |
32 |
90 |
45 |
31 |
137 |
30 | |
| Herbage Wt | lb/ac |
| |||||
| Forage Wt | lb/ac |
4733 |
4733 |
4733 |
4733 |
4733 |
4733 |
| Forage DM/AU | lb/d |
24 |
24 |
27 |
30 |
30 |
30 |
| Production Cost | $/ac | 68.21
| 68.21 | 68.21 | 68.21 | 68.21 | 68.21 |
| Forage DM Cost | $/ton | 28.80 | 28.80 | 28.80 | 28.80 | 28.80 | 28.80 |
| Land Area/Mo | ac | 0.07 | 0.09 | 0.13 | 0.12 | 0.12 | 0.12 |
| Land Area/PP | ac | 0.07 | 0.27 | 0.20 | 0.13 | 0.56 | 0.12 |
| Land Cost/Mo | $/mo | 1.54 | 1.99 | 2.87 | 2.65 | 2.65 | 2.65 |
| Land Cost/PP | $/pp | 1.54 | 5.96 | 4.41 | 2.87 | 12.36 | 2.65 |
| Forage Cost/D | $/d | 0.16 | 0.21 | 0.30 | 0.28 | 0.28 | 0.28 |
| Forage Cost/Mo | $/mo | 4.80 | 6.30 | 9.00 | 8.40 | 8.40 | 8.40 |
| Forage Cost/PP | $/pp | 5.12 | 18.90 | 13.50 | 8.68 | 38.36 | 8.40 |
| Crude Protein | % | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 |
| Crude Protein | lb/ac |
606 |
606 | 606 | 606 | 606 | 606 |
| Cost CP | $/lb | 0.11 | 0.11 | 0.11 | 0.11 | 0.11 | 0.11 |
| Cow CP/D | lb/d | 1.49 | 1.87 | 2.73 | 2.51 | 2.51 | 2.51 |
| Supplementation | |||||||
| Roughage/D | lb/d | 12.5 | 9.6 | 6.0 |
10.7 |
10.7 | 10.7 |
| CP/D | lb/d | ||||||
| Sup. Cost/PP | $/pp | 7.00 | 14.96 | 4.73 | 5.80 | 25.65 | 5.62 |
| Total Feed Cost | $/pp | 12.12 | 33.86 | 18.23 | 14.48 | 64.01 | 14.02 |
| Cost/D | $/d | 0.38 | 0.38 | 0.41 | 0.47 | 0.47 | 0.47 |