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Table 1 Number of herds by number of milk recordings in each herd per year during 2003 to 2010

From: Insights into udder health and intramammary antibiotic usage on Irish dairy farms during 2003-2010

Number of milk recordings

2003 (n = 3,296)

2004 (n = 6,287)

2005 (n = 6,033)

2006 (n = 6,228)

2007 (n = 6,230)

2008 (n = 6,400)

2009 (n = 5,776)

2010 (n = 5,924)

Total

1

640

101

128

98

106

130

149

105

1,457

2

815

92

66

94

93

160

141

129

1,590

3

688

150

142

245

246

373

351

333

2,528

4

379

489

738

1,191

1,561

1,880

1,740

1,916

9,894

5

304

670

664

764

753

679

557

682

5,073

6

209

956

823

807

852

866

780

643

5,936

7

128

1033

780

805

725

824

824

978

6,097

8

49

593

492

420

442

289

218

148

2,651

9

22

471

422

334

310

201

156

136

2,052

10

20

544

440

338

288

228

197

198

2,253

11

27

512

469

425

301

268

220

216

2,438

12

15

622

778

657

501

473

416

430

3,892

13

 

52

83

49

48

29

25

9

295

14

 

2

8

 

4

   

14

15

   

1

  

1

 

2

18

      

1

 

1

22

       

1

1

  1. Data on the total number of dairy herds present in Ireland during each of these years were not available