Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

CA Savings Harvest Plan Committee

CA Savings Harvest Plan:

We consent to the incorporation by reference in the registration statement (Nos. 333-127601, 333-04801 and 33-20797) on Form S-8 of CA, Inc. of our report dated June 25, 2015 with respect to the statements of net assets available for benefits of the CA Savings Harvest Plan as of December 31, 2014 and 2013, the related statements of changes in net assets available for benefits for the years then ended, and the related supplemental schedule H, line 4i - schedule of assets (held at end of year) as of December 31, 2014, which report appears in the December 31, 2014 annual report on Form 11-K of the CA Savings Harvest Plan.

/s/ KPMG LLP

New York, New York

June 25, 2015