There are many professional service providers and advisors that provide worm egg-counting, drench resistance testing and advice to sheep producers.
Some are government laboratories, others are commercial laboratories, private service providers or veterinary consultancy practices.
The service providers listed with W for Worm Egg Counts are those that have successfully demonstrated accurate results when they participated in the ParaBoss WEC QA Program.
Those with a P for Presenter have undertaken ParaBoss training to present WormBoss materials.
You should familiarise yourself with a provider nearest to your farm and with such things as the range of services they provide and the sampling procedures they require.