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How El Niño affects global crop prices

This article is part of
Investing in Agriculture - October 2015

El Niño has a reputation for being a powerful catalyst that drives weather extremes such as floods and droughts in different parts of the world. The weather phenomenon can boost production for some crops, while damaging output for others.

We are currently in a moderate El Niño that is likely to strengthen. There is a greater than 90 per cent chance that this weather event will continue through the 2015-16 northern hemisphere winter, according to the National Oceanic and Atmospheric Administration.

If it intensifies, it could be a significant catalyst for price gains in sugar, cocoa, wheat and maize, but it will reduce the price of soyabeans and coffee.

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Brazil produces almost 45 per cent of the world’s arabica coffee and is nearing the end of its harvest. Last year’s drought is likely to have led to smaller than normal coffee beans, but this El Niño has led to a mild Brazilian winter, minimising frost damage.

What the harvest lacks in quality is likely to be made up for in quantity, which could drive prices lower. With the Brazilian real being so depressed, farmers have been offloading stocks into the international market, keeping supplies plentiful. We expect this currency pressure to remain.

Sugar has also been affected by the real’s weakness in the same way as coffee. In addition, production outstripped consumption for the fifth consecutive year in 2014-15, adding to excessive sugar stocks.

However, output is likely to decline in 2015-16, while demand is set to rise. Both the US Department of Agriculture (USDA) and the International Sugar Organisation are forecasting a production deficit for the first time in six years.

In contrast to coffee, an intensification of El Niño is likely to reduce sugar output and therefore raise its price. The weather event tends to reduce rainfall in India – the world’s second-largest producer – and the monsoon rains that started in June are almost 10 per cent below normal. The largely irrigated sugar cane in the country could suffer if water reservoirs are insufficiently filled in the monsoon, which provides more than 70 per cent of its annual rainfall.

Meanwhile, weaker-than-expected demand data for cocoa from North America and Asia in the second quarter of 2015 has outstripped the better-than-expected demand from Europe, driving the price of the commodity down in the past month. But supply concerns are likely to drive prices higher.

Cocoa growing is concentrated in Africa, which produces about 70 per cent of global output. El Niño has historically led to production shortfalls as it leads to drier spells in the continent during key growing periods.

The weather phenomenon affects grain crop development most during its reproductive growth phase. The Australian crop is about to enter this stage as the El Niño is intensifying, and it will most likely damage the harvest.

The USDA has revised its crop forecast for the US downwards, which has recently completed its 2015-16 harvest. But prices remain depressed because of a larger crop expected from the Black Sea region, while a disappointing Australian crop will lift prices and override this price weakness.