Higher amounts of grain and potash helped earnings. Fuel costs were a head wind.
https://www.reuters.com/article/us-cp-results/cp-rail-beats-profit-estimates-on-higher-shipments-idUSKBN1K82QM
Transcript of the earnings call:
https://seekingalpha.com/article/4188233-canadian-pacific-railway-limited-cp-ceo-keith-creel-q2-2018-results-earnings-call-transcript
ESTIMATES are informed guesses by stock analysts about how the company will perform in a Q or year, and how those results compare to others in the same industry. Some companies will offer extensive access to analysts, others will shut them out entirely.