Dual Crisis: Hormuz Geopolitics and El Niño Stress Brazil’s Agribusiness Supply Chain

Brazilian agribusiness, a critical driver of the nation’s economy, is facing a systemic risk from the combined pressures of geopolitical instability and adverse weather, threatening crop yields and input costs heading into the next cycle. The primary threat stems from Brazil’s extreme dependency on imported fertilizer, coupled with the yield volatility created by the continuing El Niño weather pattern. With Brazil importing an estimated 88% of its total fertilizer consumption, disruptions in the Strait of Hormuz—a crucial transit point for global nitrogen supply—have caused significant price volatility and supply anxiety that directly impact local producers.

The resurgence of conflict in the Middle East has severely disrupted the global urea market, with prices for the nitrogen fertilizer spiking rapidly. The Persian Gulf region accounts for a significant portion of the world's urea export capacity, and traffic restrictions through the Strait of Hormuz have pushed prices from the $400 per metric ton range to peaks near $780/t fob earlier this year, creating intense "affordability stress" for growers. Brazil is acutely exposed to this volatility, as approximately 95% of its nitrogen fertilizer is imported. High input costs, when amplified by a weaker Brazilian Real (USD/BRL), squeeze farmer margins and often lead to a reduction in fertilizer application, particularly on lower-margin crops like rice, coffee, and wheat, which risks lower productivity and quality in the upcoming harvests.

This high-cost input environment is compounded by the confirmed El Niño pattern, which is already creating a classic division of weather-related risks across key production areas. The pattern is associated with excessive rainfall and flooding in the South, where states like Rio Grande do Sul have already faced record wet periods. Conversely, the Center-West and North are seeing conditions of drought and heat, a trend reinforced by current spot weather data showing seven consecutive dry days across major producing centers like Sorriso (MT), Rio Verde (GO), and Luís Eduardo Magalhães (BA). This dual weather threat has already forced Conab to lower its production forecasts for the Brazilian soybean and corn harvests.

The market response reflects the uncertainty. Positioning data from the CFTC’s Commitment of Traders (COT) report shows institutional investors maintaining significant net long positions across key agricultural commodities: soybean (113,860 net long contracts), corn (186,650 net long contracts), and coffee (27,255 net long contracts). This positioning signals an underlying market concern over tighter supply expectations, likely due to a combination of weather-related yield cuts and input cost pressures. The dual pressure of high inputs and adverse weather is expected to eventually be passed on through the domestic supply chain, posing an upside risk to consumer food prices.

Investors should monitor two key factors closely: first, the stability of the Strait of Hormuz and the resultant movement in global urea and other fertilizer futures (BZ=F), as the seasonal peak for procurement approaches. Second, the USD/BRL exchange rate remains critical, as a weaker Real further amplifies the cost of dollar-denominated imported inputs. Long-term, developments in domestic production capacity, such as Petrobras’s efforts to reactivate nitrogen fertilizer plants, remain a material watchpoint for reducing Brazil's strategic vulnerability to these external shocks.