Table 1 Pre-existing on-farm biosecurity measures before Salmonella was detected in a Swedish gilt-producing herd

Logbook of all visitors

Shower in - shower out with complete change of clothes for both staff and visitors

No outdoor access for pigs

Separate boots for use when walking outdoors between the two different barns

Professional rodent control with traps and poison, no bird access to barns (netting in of windows and ventilation)

Three-week isolation for replacement stock

Separate manure scrapers for each room

Cleaning with high-pressure washer and disinfection between each batch in farrowing rooms, nursery rooms and grower units.

Cleaning once a year with high-pressure washer in insemination and gestation room.

Transport wagon to move pigs between barns.

Loading system with a clear boundary between the farm and the truck driver

A plan for deadstock management with on-farm incineration