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Table 1 List of variables used for assessing demographic farm data

From: Control of Staphylococcus aureus in dairy herds in a region with raw milk cheese production: farmers’ attitudes, knowledge, behaviour and belief in self-efficacy

Variable

Unit categories

Surface of farm

< 10 ha

10-15 ha

16-25 ha

> 25 ha

Number of dairy cows on farm

< 10; 10-15; 16-25; > 25

Number of calves on farm

continouus

Number of heifers on farm

continouus

Expenditure of time for farming by the farm owner

100%

< 50%

> 50%

Total equivalents of manpower on farm

Only 1 person……%

Additional person 1 ……%

Additional person 2 …..%

Additional person 3……%

Main income

Dairy

Veal calves

Beef

Egg production

Broilers

Special production label

None

BIO Suisse (organic)

IP Suisse (integrated production)

Terra Suisse

Naturaplan

Heifer rearing

Only own heifers on own farm

Only own heifers at external rearing farm

Own heifers and purchases at external rearing farm

Own heifers and purchases at own farm

Only purchases

Number of purchases previous 12 months

None

Heifers 1-3

Heifers > 3

Cows 1-3

Cows > 3

Heifers 1-3 and cows 1-3

Housing dairy cows

Loose housing

Tie stall

Housing heifers

Loose housing

Tie stall

Number of cows going to communal alpine operation

1-5

6-10

11-15

> 15