Carbon segment under pressure, ACM is improving Earnings and SOTP reduced; Maintain Buy 3QCY18 EBITDA declined 26% QoQ to INR5.1b (22% miss), led by a sharp fall in the Carbon segment performance. Other segments, however, performed well. Finance cost was flat QoQ, but down 23% YoY due to refinancing of debt in January 2018. PAT (after MI) declined 41% QoQ (-29% YoY) to INR1.75b. Carbon lower volumes, prices and margins: CPC volumes declined 21% QoQ to 375kt, impacted by the pet coke import ban. EBITDA/t was down 17% QoQ...