Table 41.

Estimated mean and 95th percentile dietary concentration and exposure at the LB and UB to the sum of DON, 3‐Ac‐DON, 15‐Ac‐DON and DON‐3‐glucoside by ruminants derived from concentrations in individual feed materials and their relative proportions in diets

		Dietary concentration μg/kg dry matter		Exposure μg/day		Exposure μg/kg bw per day
		Mean	95th percentile	Mean	95th percentile	Mean	95th percentile
Lactating dairy cows: maize silage‐based diet	LB	703	2,562	19,188	69,950	29.5	107
	UB	783	2,574	21,370	70,276	32.9	108
Fattening beef cattle: intensive cereal‐based diet	LB	290	1,756	2,902	17,561	7.26	43.9
	UB	391	1,816	3,908	18,164	9.77	45.4
Fattening beef cattle: maize silage‐based diet	LB	506	1,669	3,341	11,017	11.1	36.7
	UB	581	1,714	3,833	11,312	12.8	37.7
Fattening beef cattle: cereal straw‐based diet	LB	878	3,608	7,022	28,866	23.4	96.2
	UB	996	3,655	7,966	29,239	26.5	97.5
Lactating sheepa	LB	151	749	421	2,098	5.27	35.0
	UB	285	849	797	2,376	9.96	39.6
Lactating goatsa	LB	298	561	1,013	1,906	16.9	31.8
	UB	414	613	1,407	2,084	23.4	34.7
Fattening goatsa	LB	168	653	252	979	6.31	24.5
	UB	305	747	457	1,120	11.4	28.0

bw: body weight; LB: lower bound; UB: upper bound.

^aNote that these concentrations/exposures assume that grass hay is the sole forge. Where fresh grass or grass silage are the main or sole forage concentration/exposure are likely to be lower.