...Union Pacific Corp.'s (UP's) credit metrics should remain relatively consistent despite lower carloads in 2019. In the first nine months of 2019, UP's carloads declined by 5% compared with the prior year period, driven primarily by energy shipments (frac sand, coal, and coke). Frac sand volumes, in particular, have declined significantly and S&P Global Ratings does not expect the volumes to recover because drilling companies have shifted to using local and regional sand supplies. However, increased pricing has helped offset these lower volumes, resulting in a year-to-date revenue decline of 3.3%. At the same time, improved operating efficiencies resulted in an increase in earnings. Debt rose by close to $8 billion since March 31, 2018, mostly to finance over $13 billion of share repurchases over that period. For the 12 months ended Sept. 30, 2019, UP's funds from operations (FFO) to debt was around 32% compared with the mid-40% area before the large share repurchases. We expect the company...