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Your Chance to Win $250,000!

Winner Annoucement!

In 2024 it was Brodie Cunningham. In 2023 it was Clint Willis.

This year Ken Draper, purchasing from Nutrien Narrogin, will be in with a chance to win the $250,000. The competition will be held in July.

Previous Winners

Want to find out more about our products?

Lime Sand

A market leading lime sand specification with a superior neutralizing value, fine particle size and clean product guarantee. Save on freight, use less sand and correct soil pH faster.

Agri-Cal

The latest development in manufactured lime technology, specifically designed to improve lime performance in minimum tillage farming systems. Fast acting, reduced freight costs and great value per hectare.

Bio-Lime

Crushed limestone that gives a large surface area, consistency for spreading and storability in the field. Get faster reactivity, better permeation and longer storage life.

Hi-Cal

Blended Bio-Lime, lime reagents and calcium solubilizing agents for use where tillage is limited and fast pH management is needed. Fast acting, reduced freight costs and great value per hectare.

Want to find out more about the promotion or our products?

Get in touch now.

Our full promotional terms and conditions can be downloaded here.

Entry open to Western Australian residents 18+ only. Starts 1/9/24 & ends 30/04/25. Purchases must be ordered, picked up and invoiced during the promotional period to qualify. Retain tax invoice for purchase. Max three (3) entries permitted per person (with the exact number of entries allocated based on purchase – see T&Cs for details). Major Draw will be conducted at S222, 117 Old Pittwater Rd, Brookvale NSW, 2101 at 12noon AEST on 08/05/25. The first eligible entrant with a valid entry drawn in the Major Draw will win the opportunity to play the Game for the chance to win $250,000. Travel to/from game provided to winner and guest (valued at up to AUD$1,000) if game is not played virtually. Game consists of 20 envelopes, 2 with a winning symbol: if 2 x winning symbol envelopes selected, win $250,000; if 1 x winning symbol and 1 x non-winning symbol envelope is selected, win $10,000; and if 2 x non-winning symbol envelopes selected, win $5,000. Winner published at optimalime.com.au on 12/05/25. Optima Agriculture Pty Ltd ABN 21 099 543 665, 43 Hector Street West, Osborne Park, Western Australia, 6017. See optimalime.com.au for Terms and Conditions.