Common Feed Supplements


Details of commonly fed supplements including MJ ME, wastage and other considerations.
Read moreDensity and Storage of Feeds


Information about the density and storage of feeds taken from DairyNZ's Facts and Figures publication.
Read moreMilksolids response


This page explains the milksolids response to supplements fed in spring, summer and autumn.
Read moreFeed Values


Information about the feed values of supplements in terms of metabolisable energy (ME), dry matter (DM) etc.
Read moreEffects of removing imported feed


The effects of removing imported supplementary feed from a pasture-based dairy system.
Read moreReducing reliance on imported feed


Can we reduce our reliance on imported feed? That’s the question those involved in a three-year trial run by the Northland Dairy Development Trust set out to answer.
Read moreSupplement types
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Maize silage
Maize silage is a maize crop cut and ensiled in a stack or bunker. It is commonly used as a supplement to pasture in situations where cows would otherwise be underfed.
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Palm Kernel Extract
Find out what to consider when feeding PKE here.
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Grass silage
It is impossible to produce high quality silage from low quality pasture, no matter how good the fermentation is. Both the quality of the ensiled pasture and the quality of the fermentation must be considered.