M1 Protocols are defined with Zn/Cu sources specified and available to initiate the experimentation campaigns.

M2 Sample collection and storage protocols are defined.

M3 First samples collected enable the start of speciation analysis in WP5.

M4 Full collection of samples is available, all targeted animal species and duly stored and shipped to enable the subsequent studies.

M5 Validated values on performance and mineral status per species are available.

M6 Validated values on health and welfare per species to be further processed in WP3.

M7 Biomarker tests validated on the targeted species.

M8 Comparative LCAs completed following the calculation of all characterisation factors.

M9 Dosage optimization guidelines are complete.