Table 1. Pasture-forage costs of native rangeland and domesticated grass pastures to be grazed by range cows during the 31-day spring portion of the lactation production period.
Native
Rangeland
(12-m RS) 		Native
Rangeland
(6.0-m SL) 		Crested
Wheatgrass
Unfertilized
(4.5-m SL) 		Crested
Wheatgrass
Unfertilized
(4.0-m Def) 		Crested
Wheatgrass
Fertilized
(4.5-m TOR)
Days
31
16
31
76
31
Growth Stage
spring
spring
spring
spring
spring
Herbage Weight lb/ac
780
906
1980
2192
4960
Forage DM Weight lb/ac
195
226
495
548
1240
Costs/Acre
Land Rent $
8.76
8.76
8.76
8.76
8.76
Custom Work $
12.50
Seed Cost $
Baling Cost $
Production Costs $/ac
8.76
8.76
8.76
8.76
21.26
Forage DM Costs $/ton
89.85
77.52
35.39
31.97
34.29
Land Area/Month ac
4.62
4.04
1.82
1.67
0.73
Land Area/Period ac
4.77
2.10
1.88
4.16
0.75
Land Cost/Period $/pp
41.79
18.40
16.47
36.44
15.95
Forage Costs/Day $/d
1.35
1.15
0.52
0.48
0.51
Forage Costs/Period $/pp
41.85
18.40
16.47
36.44
15.95
Crude Protein %
16.3
Crude Protein Yield lb/ac
31.79
Crude Protein Cost $/lb
0.28
Supplementation
Roughage/Day lb/d
Crude Protein/Day lb/d
Sup. Cost/Period $/pp
Total Feed Cost $/pp
41.85
18.40
16.47
36.44
15.95
Cost/Day $/d
1.35
1.15
0.52
0.48
0.51

 

Table 2. Forage costs of perennial grass hays to be fed to range cows during the 31-day spring portion of the lactation production period.
Crested
Wheatgrass
Hay 		Crested
Wheatgrass
Hay
Growth Stage
Mature
Boot stage
Herbage Weight
lb/ac
-
-
Forage DM Weight

lb/ac
1600

1300

Costs/Acre
Land Rent
$
14.22
14.22
Custom Work
$
5.31
5.31
Seed Cost
$
-
-
Baling Costs
$
8.58
6.97
Production Costs
$/ac
28.11
26.50
Forage DM Costs
$/ton
34.80
40.80
Land Area /Month
ac
0.56
0.40
Land Area/Period
ac
0.58
0.41
Land Cost/Period
$/pp
8.25
5.83
Forage Costs/Day
$/d
0.70
0.35
Forage Costs/Period
$/pp
21.70
10.85
Crude Protein
%
6.4
14.5
Crude Protein Yield
lb/ac

102

189

Crude Protein Cost
$/lb
0.28
0.14
Supplementation
Roughage/Day
lb/d
12.69
Crude Protein/Day
lb/d
0.78
Sup. Cost/Period
$/pp
7.27
6.88
Total Feed Cost
$/pp
28.97
17.73
Cost/Day
$/d
0.93
0.57

 

Table 3. Pasture-forage costs of native rangeland pastures to be grazed by range cows during the 137-day summer portion of the lactation production period.
Native Rangeland
(12-m RS)		 Native Rangeland
(6.0-m SL)		 Native Rangeland
(4.5-m SL)		 Native Rangeland
(4.0-m Def)		 Native Rangeland
(4.5-m TOR)
Days
137
137
137
92
137
Growth Stage
summer
summer
summer
summer
summer
Herbage Weight lb/ac
1450
906
1280
1649
1794
Forage DM Weight lb/ac
363
226
320
412
449
Costs/Acre  
Land Rent $
8.76
8.76
8.76
8.76
8.76
Custom Work $
Seed Cost $
Baling Costs $
Production Costs $/ac
8.76
8.76
8.76
8.76
8.76
Forage DM Costs $/ton
48.26
77.50
54.75
42.52
39.02
Land Area/Month ac
2.52
4.04
2.86
2.22
2.04
Land Area/Period ac
11.32
18.10
12.70
6.70
9.00
Land Costs/Period $/pp
99.16
158.55
111.25
58.26
78.84
Forage Costs/Day $/d
0.72
1.16
0.81
0.63
0.58
Forage Costs/Period $/pp
98.64
158.55
111.25
58.26
78.84
Crude Protein %
9.6
Crude Protein Yield lb/ac
34.85
Crude Protein Cost $/lb
0.25
Supplementation
Roughage/Day lb/d
Crude Protein/Day lb/d
Sup. Cost/Period $/pp
Total Feed Cost $/pp
98.64
158.55
111.25
58.26
78.84
Cost/Day $/d
0.72
1.16
0.81
0.63
0.58

 

Table 4. Pasture-forage costs of native rangeland pastures to be grazed by range cows during the 30-day fall portion of the lactation production period.
Native Native Native Native Native
Days
15
15
15
30
30
30
Growth Stage
fall
fall
fall
fall
fall
fall
Herbage Weight
lb/ac
870
725
973
1423
891
1649
Forage DM Weight
lb/ac
218
180
243
356
223
412
Costs/Acre
Land Rent
$
8.76
8.76
8.76
8.76
8.76
8.76
Custom Work
$
Seed Cost
$
Baling Costs
$
Production Costs
$/ac
8.76
8.76
8.76
8.76
8.76
8.76
Forage DM Costs
$/ton
80.37
97.33
72.10
49.21
78.57
42.52
Land Area/Month
ac
4.20
5.00
3.26
2.53
4.04
2.22
Land Area/Period
ac
2.10
2.50
1.63
2.53
4.04
2.18
Land Costs/Period
$/pp
18.40
21.90
14.28
22.16
35.39
19.53
Forage Costs/Day
$/d
1.21
1.46
0.95
0.74
1.18
0.65
Forage Costs/Period
$/pp
18.40
21.90
14.28
22.16
35.39
19.53
Crude Protein
%
4.8
4.8
Crude Protein Yield
lb/ac
10.46
8.64
Crude Protein Cost
$/lb
0.34
1.01
Supplementation
Roughage/Day
lb/d
Crude Protein/Day
lb/d
1.21
1.21
Sup. Cost/Period
$/pp
5.45
5.45
Total Feed Cost
$/pp
23.85
27.35
14.28
22.16
35.39
19.53
Cost/Day
$/d
1.59
1.82
0.95
0.74
1.18
0.65

 

Table 5. Pasture-forage costs of domesticated grass and cropland pastures to be grazed by range cows during the 30-day fall portion of the lactation production period.
Altai Wildrye
(4.5-m TOR) 		Cropland Aftermath
(4.5-m SL)
Days 30 30
Growth Stage
fall
fall
Herbage Weight lb/ac
2590
270
Forage DM Weight lb/ac
648
135
Costs/Acre
Land Rent $
8.76
2.00
Custom Work $
Seed Cost $
Baling Costs $
Production Costs $/ac
8.76
2.00
Forage DM Costs $/ton
27.04
29.63
Land Area/Month ac
1.39
6.63
Land Area/Period ac
1.39
6.63
Land Costs/Period $/pp
12.18
13.26
Forage Costs/Day $/d
0.40
0.44
Forage Costs/Period $/pp
12.00
13.26
Crude Protein %
Crude Protein Yield lb/ac
Crude Protein Cost $/lb
Supplementation
Roughage/Day lb/d
Crude Protein/Day lb/d
Sup. Cost/Period $/pp
Total Feed Cost $/pp
12.00
13.26
Cost/Day $/d
0.40
0.44

 

Table 6. Forage costs of perennial grass hays to be fed to range cows during the 30-day fall portion of the lactation production period.
Crested
Wheatgrass
Hay 		Crested
Wheatgrass
Hay
Growth Stage Mature Boot stage
Herbage Weight lb/ac - -
Forage DM Weight lb/ac 1600

1300

Costs/Acre
Land Rent $
14.22
14.22
Custom Work $
5.31
5.31
Seed Cost $
-
-
Baling Costs $
8.58
6.97
Production Costs $/ac
28.11
26.50
Forage DM Costs $/ton
34.80
40.80