TL;DR: Ionophores are vital to the efficiency that we see in feedlots. Using these direct-fed antimicrobials can decrease the quantity of methane produced. Cattle producers outside the feedlot system may also derive value from ionophores. What you need to know:
Reviewing Rumensin for Ranches?
Reviewing Rumensin for Ranches?
Reviewing Rumensin for Ranches?
TL;DR: Ionophores are vital to the efficiency that we see in feedlots. Using these direct-fed antimicrobials can decrease the quantity of methane produced. Cattle producers outside the feedlot system may also derive value from ionophores. What you need to know: