Putnam Income Fund (PINCX) N-CSR Certified annual shareholder report (management investment company)

Section 906 Certifications

I, Jonathan S. Horwitz, the Principal Executive Officer of the Funds listed on Attachment A, certify that, to my knowledge:

1. The form N-CSR of the Funds listed on Attachment A for the period ended October 31, 2018 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2. The information contained in the Form N-CSR of the Funds listed on Attachment A for the period ended October 31, 2018 fairly presents, in all material respects, the financial condition and results of operations of the Funds listed on Attachment A.

Date: December 27, 2018

/s/ Jonathan S. Horwitz

______________________

Jonathan S. Horwitz

Principal Executive Officer

Section 906 Certifications

I, Janet C. Smith, the Principal Financial Officer of the Funds listed on Attachment A, certify that, to my knowledge:

1. The form N-CSR of the Funds listed on Attachment A for the period ended October 31, 2018 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2. The information contained in the Form N-CSR of the Funds listed on Attachment A for the period ended October 31, 2018 fairly presents, in all material respects, the financial condition and results of operations of the Funds listed on Attachment A.

Date: December 27, 2018

/s/ Janet C. Smith

______________________

Janet C. Smith

Principal Financial Officer

Attachment A

Period (s) ended October 31, 2018

               Putnam Capital Spectrum Fund

               Putnam Convertible Securities Fund

               Putnam Equity Spectrum Fund

               Putnam Fixed Income Absolute Return Fund

               Putnam Global Equity Fund

               Putnam Global Income Trust

               Putnam Global Sector Fund

               Putnam Income Fund

               Putnam Managed Municipal Income Trust

               Putnam Multi-Asset Absolute Return Fund

               Putnam Multi-Cap Core Fund

               Putnam Municipal Opportunities Trust

               Putnam Short Duration Bond Fund

               Putnam Sustainable Future Fund