Tuesday broker round-up

Dairy Crest: Jefferies downgrades to underperform with a target price of 500p.

Royal Dutch Shell: HSBC reiterates buy with a 2360p target.

Polymetal: Jefferies stays at underperform with a 700p target.

Tesco: Credit Suisse reiterates underperform with a 130p target.

Paddy Power Betfair: Goldman Sachs keeps at overweight with a 115p target.

Standard Chartered: UBS upgrades to neutral with a target price of 620p.

Vedanta: Credit Suisse downgrades to underperform with a target price of 670p.

Aveva: UBS upgrades to buy with a 2030p target.

Astrazeneca: Deutsche Bank reiterates buy with a target price of 6000p.

British American Tobacco: Jefferies keeps at buy with a 5700p target.

Pearson: Societe Generale upgrades to buy with a 1030p target.