Table 2 Liver fluke treatment variables and categories derived from survey, percentage of answers and negative and positive infection ratios

Illness or death due to liver fluke in last 5 years

Yes, multiple occasions

4.7 (12)

0.4 (1)

4.4 (11)

Yes, rarely

34.0 (86)

15.4 (39)

18.6 (47)

No

51.8 (131)

31.6 (80)

20.2 (51)

Do not know

9.5 (24)

4.7 (12)

4.7 (12)

Liver fluke dosing regime

Do not dose

4.8 (12)

3.6 (9)

1.2 (3)

Every month to six weeks in autumn

20.7 (52)

9.2 (23)

11.6 (29)

Once over the autumn winter period

17.9 (45)

10.4 (26)

7.8 (19)

Twice over the autumn winter period

49.4 (18)

25.1 (63)

24.3 (61)

Other

7.2 (18)

4.0 (10)

3.2 (8)

Flukicides most commonly used

No flukicides used

3.2 (8)

2.4 (6)

0.8 (2)

One adulticide

2.8 (7)

2.0 (5)

0.8 (2)

Two adulticides

2.0 (5)

0.8 (2)

1.2 (3)

One active against more than one stage

36.8 (91)

19.0 (47)

17.8 (44)

More than one active against more than one stage

55.1 (136)

27.1 (67)

27.9 (69)

Flukicides used between September 2014 and April 2015

No flukicides used

0.9 (2)

0.4 (1)

0.4 (1)

One maturicide

8.1 (18)

5.4 (12)

2.7 (6)

Two maturicides

2.7 (6)

1.8 (4)

0.9 (2)

One active against more than one stage

51.6 (115)

25.1 (56)

26.5 (59)

More than one active against more than one stage

36.8 (82)

17.9 (40)

18.8 (42)

Flukicides frequency used between September 2014 and April 2015

0 times

0.4 (1)

0 (0)

1.0 (0.4)

1 time

19.1 (44)

13.0 (30)

6.1 (14)

2 times

39.8 (92)

21.7 (50)

18.2 (42)

3 times

26.4 (61)

11.7 (27)

14.7 (34)

4 times

13.4 (31)

4.8 (11)

8.7 (20)

5 times

0.9 (2)

0 (0)

0.9 (2)

Administration of flukicides to animals separated in groups

No

93.0 (214)

48.3 (111)

44.8 (103)

Yes

7.0 (16)

3.0 (7)

4.0 (9)

Product rotation

Same product every year

19.6 (48)

10.2 (25)

9.4 (23)

Product rotation every year or every second year

62.0 (152)

29.8 (73)

32.2 (79)

Use of any available product from veterinarian or licenced merchant

6.1 (15)

3.7 (9)

2.5 (6)

Use of the cheapest or best deal product

3.7 (9)

2.0 (5)

1.6 (4)

Use of product recommended by veterinarian

4.1 (10)

2.5 (6)

1.6 (4)

No dosing

4.5 (11)

3.3 (8)

1.2 (3)

Information received from slaughter plant on liver fluke status

Yes, majority of animals with liver fluke evidence

1.7 (4)

0.4 (1)

1.3 (3)

Yes, minority of animals with liver fluke evidence

25.8 (60)

12.0 (28)

13.7 (32)

Never received liver fluke information from slaughter plants

72.5 (169)

38.6 (90)

33.9 (79)