æt lˈoʊɚ kwˈɔntᵻɾiz ʌv pɹədˈʌkʃən, wˈæŋɡ fˈaɪndz ɪɾ ɐpɹˈoʊpɹɪət tə kɹˈɛdɪt kˈɔːɹn ˈɛθɐnˌɑːl bˈeɪst ɔnðɪ ˈɪnpʊt ˈɛnɚdʒi ɹᵻkwˈaɪɚmənt ʌvðə fˈiːd pɹˈɑːdʌkt ɔːɹ ɡˈʊd ðætðɪ ˈɛθɐnˌɑːl baɪpɹˈɑːdʌkt dɪsplˈeɪsᵻz.
At lower quantities of production, Wang finds it appropriate to credit corn ethanol based on the input energy requirement of the feed product or good that the ethanol by-product displaces.