Table 4.

Flock health problems or performance issues diagnosed by a veterinarian associated with mineral/vitamin deficiency on respondent’s farms (n = 11)

Problem	% of respondents1
Cu deficiency (including swayback) only	48
Cu and Se deficiency only	34
Co and Se deficiency only	8
I deficiency only	6
I, Co and Se deficiency only	4

Weighted percentage – weighting factors (based on the most recent Census of Agriculture) provided by the Central Statistics Office.