Source or location of the uncertainty	#	Nature or cause of uncertainty as described by the experts	Impact of the uncertainty on the assessment
ToR 1	1	The model used to answer ToR 1 is based on the assumption of homogeneous mixing, that may not hold for certain production systems	The effectiveness of the sampling strategies could be over or underestimated.
	2	Case fatality rate is based on a study performed under experimental conditions that may not be reflective of possible values occurring under field conditions	The effectiveness of the sampling strategies could be over or underestimated