Table 1.

Vaccination procedures adopted by each of the 30 herds sampled, followed by the timing of vaccine use, in the state of Goiás, Brazil (2016/ 2017)

Farm ID	M. hyopneumoniae	App	SIV
1	Vaccine A – 7d, 21d*	Vaccine D – 21d, 35d*	None
2	None	None	None
3	Vaccine B – 21d*	Vaccine E – 30d, 50d*	None
4	Vaccine B - 21d*	Vaccine E – 30d, 50d*	None
5	Vaccine B - 21d*	Vaccine E – 30d, 50d*	None
6	Vaccine A – 15d, 35d*	None	None
7	Vaccine C – 35d*	Vaccine F – 18d, 39d*	None
8	Vaccine A – 7d, 21d*	None	None
9	Vaccine A – 21d*	None	None
10 to 30	Vaccine C – 18d*	Vaccine F – 18d, 39d*	None

* d (days) - age of piglet at vaccination