Salad chain Sweetgreen is adding steak to its menu, an announcement that led to strong reactions online, with customers questioning how that would impact the company’s carbon neutral plans.

Founded in 2007 and known as a fast-casual spot serving salads and bowls, Sweetgreen says it will be carbon neutral by 2027 — meaning it plans to offset its own emissions by putting in place strategies that also remove carbon from the atmosphere.

But beef production is incredibly resource-intensive and a contributor to climate change. It’s the largest agricultural source of greenhouse gases globally, emitting massive amounts of methane into the atmosphere, and requires extensive land use.