Table 1. Current and historical
participation in various DHIA testing programs
_______________________________________________________________________
Cows/
Percent
Participation passed years
Code
Type of Test
Herds
Cows
Herd
2006
2007
2008
2009
____________________________________________________________________________________
0
DHI
10
2835
314
2.5
4.5
3.6
3
1
DHI-AP-T
18
2261
130
4.6
3.3
2.5
2.4
2
DHI-APCS
25
7525
301
4.6
14.4
6.9
7.9
20
DHIR
11
686
62
2.8
1.2
0.6
0.7
21
DHIA-AP-T
10
1211
121
1.5
0.6
1
1.3
22
DHIR-APCS
9
1943
216
1.3
1.6
4.9
2.1
23
DHIR-APCS
68
10141
149
11.8
9.6
9.6
10.7
31
DHI-AP
237
37536
158
49.2
37.6
36.7
39.5
40
OS
9
1093
121
2.4
1.5
1.2
1.2
41
OS-AP
60
9687
171
8.8
7.6
11.1
10.2
42
OS-APCS
17
2518
155
3.3
3.4
2.9
2.7
43
OS-MO
3
1844
615
0.1
0.1
1.3
1.9
44
OS-MO-AP
1
498
498
0.4
0.5
70
SS
1
1879
1879
0.1
0.1
2
71
SS-AP
33
9656
293
6.4
9.9
13.4
10.1
72
SS-APCS
4
3669
917
0.3
0.3
3.5
3.8
Table 2. State averages 2009.
Cow/
RHA
RHA lbs
RHA lbs
SCC
Calving
State
Herd
Milk
Fat
Prot
Actual
Int. (mo.)
________________________________________________________________
Arkansas
130
17082
616
537
419
14.7
Colorado
2829
16762
N/A
N/A
160
14.2
Iowa
213
21402
852
684
205
13.4
Kansas
117
21397
792
667
309
14.2
Missouri
86
17018
608
531
513
14.8
Nebraska
186
21708
787
664
276
13.9
Oklahoma
152
18176
648
568
339
14.5
N. Dakota
168
20229
849
683
301
14.4
S. Dakota
282
22239
809
683
269
13.5
Table 3. Total herds and total
cows by state 2006-09.
_______________________________________________
Total Herds
Total Cows
State
2006
2007
2008
2009
2006
2007
2008
2009
___________________________________________________________________________________________
Arkansas
25
18
18
14
2843
2621
2412
1823
Iowa
25
22
22
20
5403
4368
4419
4264
Kansas
221
213
194
180
32480
30044
22024
21159
Nebraska
157
152
141
124
24787
24470
24916
23073
N. Dakota
46
45
39
34
6498
7534
7032
5711
Oklahoma
60
57
45
40
9081
7882
6850
6251
S. Dakota
119
111
103
94
21425
26767
28180
26473
Other
16
15
14
11
8173
13176
12101
12014
___________________________________________________________________________________________
Totals
669
633
576
517
110970
117962
107934
100768
Other Colorado 2, Missouri 8, Texas 1
Table 4. HOA breed averages 2009
________________________________
SCC
Calving
Cow/
Actual
Interval
Breed
Cows
Herd
Milk
Fat
Protein
1000
(mo.)
_________________________________________________________________________
Ayrshire
160
53
15407
572
503
588
16.6
Brown Swiss
641
46
17471
665
569
381
15.2
Guernsey
112
56
13321
637
455
567
16.2
Holstein
87579
203
21493
791
671
267
14.0
Jersey
5477
122
15898
727
573
261
13.1
M. Shorthorn
342
57
13968
501
432
308
13.9
Crossbred
7356
102
19300
753
626
281
13.7
Table 5. Total herds by breed
2004-09.
___________________________________
Total Herds
Breed
2004
2005
2006
2007
2008
2009
____________________________________________________________________
Ayrshire
5
8
3
8
6
3
Brown Swiss
14
22
11
22
13
14
Guernsey
5
4
4
3
3
2
Holstein
604
612
539
534
479
431
Jersey
31
50
35
51
45
45
M. Shorthorn
6
7
4
8
7
6
Crossbred
59
64
60
99
79
72
____________________________________________________________________
Totals
724
767
652
725
632
573
Table 6. Statistical summary of
HOA herds, 2004-09.
______________________________________________
Item
2004
2005
2006
2007
2008
2009
__________________________________________________________________________________
Cow/herd
152
143
161
175
173
196
RHA milk, lbs.
19018
19463
19618
20837
20717
20934
Avg. milk fat %
3.7
3.7
3.7
3.7
3.7
3.7
Avg. milk protein %
3.1
3.1
3.1
3.1
3.1
3.2
Avg. SCC, (1000)
378
370
352
328
306
270
Calving Interval, months
14.5
14.4
14.4
13.9
14.0
14.0
Table 7. DRMS statistical summary
of Holstein herds in AR, KS, NE, ND, OK and SD as of 3-4-2010
Herds less than 300 cows (n=367)
Herds, more than 300 cows (n=54)
Item
Average
Range
Average
Range
________________________________________________________________________________________________
Number of cows
109
20-299
756
301-3181
Cows in milk on test day, %
86.6
54-100
87.6
78-96
Days in milk
191
114-387
185.6
129-293
Average age of 1st lactation cows, months
27
22-36
25.4
19-30
Cows left herd, %
36.4
0.0-89
34.1
0.0-70
RHA milk, lbs.
19748
8674-31750
22760
12577-28180
Summit milk 1st lactation lbs.
64.9
31-96
74.5
51-90
Summit milk 2nd lactation lbs.
81.4
32-124
94.3
65-116
Summit milk 3rd lactation &> lbs.
87.4
39-135
98.5
62-122
Standardized 150 day milk lbs.
68.1
34.3-102.6
77.1
50.8-99.2
Days open-projected min-all
178.1
91-362
154.5
104-292
Days 1st Service-total herd
106.9
54-351
84.4
55-268
Percent of heats observed for year
33
1-91
47.8
2-76
Cows dry less than 40 days, %
14.2
1-100
11.3
1-47
Cows dry more than 70 days, %
30.2
1-88
21.9
2-67
Somatic cell count actual
391
81-1325
319
146-752
Percent cows with SCCS of 0-3
59.2
6-96
62.8
33-83
Fresh cows <41 DIM with SCCS > 4, %
29.1
0-100
24.6
0.0-57
Percent of herd bred to proven AI bulls
61.9
1-100
54.4
1.7-97.3
Percent of herd bred to young bulls
1.9
0-100
2.6
0.0-22.7
Percent of herd bred to non-AI bulls
28.7
0-100
19.6
0.0-100
Table 8.
DRMS statistical summary of Jersey and all other breeds in AR, KS, NE,
ND, OK, and SD as of 03-04-10
Jersey herds (n=32)
All
other breeds (n=84)
All other breeds (n=78)
Item
Average
Range
Average
Range
______________________________________________________________________________________________________________
Number of cows
112
27-443
174
29-3076
Cows in milk on test day, %
85.5
57-97
85.4
58-100
Days in milk
189.8
141-259
186.6
92-305
Average age of 1st lactation cows, months
25
22-32
27.1
22-35
Cows left herd, %
31.8
3-61
34.6
0.0-90
RHA milk, lbs.
14745
9451-21359
17073
8587-27036
Summit milk 1st lactation lbs.
48.9
30-72
56.5
26-80
Summit milk 2nd lactation lbs.
59.1
37-83
70.7
31-98
Summit milk 3rd lactation &> lbs.
64.3
42-87
76.5
43-112
Standardized 150 day milk lbs.
48.7
30.3-69.9
58.8
33.1-92.2
Days open-projected min-all
140.1
95-256
175.4
100-359
Days 1st Service-total herd
89.3
60-142
103
59-293
Percent of heats observed for year
44.1
2-71
32.9
2-72
Cows dry less than 40 days, %
8.7
1-49
15.2
1-75
Cows dry more than 70 days, %
21.1
2-55
34.5
6-100
Somatic cell count actual
369
93-1245
418
120-1255
Percent cows with SCCS of 0-3
54.2
0.0-87
57.6
16-94
Fresh cows <41 DIM with SCCS > 4, %
30.3
0.0-100
29.5
0.0-100
Percent of herd bred to proven AI bulls
67.4
18-100
51.2
0.9-100
Percent of herd bred to young bulls
2.3
0.0-14.8
5
0.0-44.4
Percent of herd bred to non-AI bulls
21
0.0-100
34.8
0.0-100