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Trend graph showing FPD (average score) in BUT 6 Pedigree birds in the pedigree environment. Scoring: 0 = clear, no FPD; 1 = less than 25% of the pad; 2 = less than 50% of the pad; 3 = greater than 50% of the pad; 4 = pad and toepads affected. FPD—footpad dermatitis.
