We believe, regardless of the following words offered, that no one knows or can accurately predict how present clinical responses to porcine epidemic diarrhea virus (PEDV) infections will manifest over time. There are no tested, objective protocols. There are, at best, vague indices which are often used to define “success” or “failure.” Moreover, variation is a consistent feature of biology and swine production. Herd exposure to farrowing materials has evolved on farms to be a procedure commonly performed without consideration of context, clarity of objectives or process design.
Based on our education and experience, we believe the following represents a logical, empirical, reasoned and balanced approach for herd exposure to PEDV....More