Supplementary feeding calculator for pregnant and lactating ewes

Please note: This content may be out of date and is currently under review.

This tool can be used to calculate the supplementary feed for low green feed.

This calculator was developed using the best available data for animal and pasture relationships for annual legume-based pastures.

To get started, enter the flock details and use the slider bar to set the proportion of singles, twins and dry ewes.

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Flock Details

Gestation Details

Composition of Flock

{{ type_mix_0 = type_mix(0) | number : 0 }}% dry
{{ type_mix_1 = type_mix(1) | number : 0 }}% singles
{{ type_mix_2 = type_mix(2) | number : 0 }}% twins

Targets

Weeks

Paddock details

ha
kgDM/ha
kg/ha/d

Supplementary Feed Type Details

Feed A

MJ/kg

Feed B

MJ/kg

Composition of Feed

{{ mix_0 = mix(0) | number : 0 }}% {{ f_name_0 = feed_0 == feeds[0] ? '' : feed_0.label }}
{{ mix_1 = mix(1) | number : 0 }}% {{ f_name_1 = feed_1 == feeds[0] ? '' : feed_1.label }}
{{ calculate = calculate_form() }}
Energy currently being supplied{{ available_energy | number : 2}} MJ/hd/day
Energy needed to reach targets{{ required_energy | number : 2 }} MJ/hd/day
Based on the figures you have supplied paddock Feed on Offer will decrease unless you commence supplementary feeding

Your Supplementary Feed requirements are

TypeIndividualFlock
{{ feed_0.label }}{{ feed_ghd_0 | number : 0 }} gms/hd/day{{ feed_f_ghd_0 | number : 0 }} kg/day
{{ feed_1.label }}{{ feed_ghd_1 | number : 0 }} gms/hd/day{{ feed_f_ghd_1 | number : 0 }} kg/day

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Page last updated: Monday, 11 March 2019 - 2:11pm