Table 7.

Economic indicators of performance of three systems of dairy production in Wisconsin (mean over 8 years) (NRC, 2010)

	Management-intensive rotational grazing	Traditional confinement system	Large recently developed confinement system
Kg milk per cow per year	34 570	43 070	49 510
Costs (US$) per 1000 kg of milk	165	170	180
Net farm income (US$) per 1000 kg milk	69	47	51