A generous dividend yield’s enough to make most income investors smile. And for those with £10,000 to invest today, there are quite a few 7%+ income opportunities to explore.

That’s because the UK stock market, with its deep pool of dividend-paying companies across banking, energy, and consumer staples, offers some of the most attractive and generous dividend policies anywhere in the world.

But not every high yield is what it seems. They can sometimes be a trap. So let’s break down exactly how to avoid them.

When a yield becomes a trap

Pets at Home (LSE:PETS) appears to offer exactly what income investors dream about. With a trailing dividend per share of 13p and a share price hovering around 176p, the yield stands at 7.38% — enough to instantly unlock a £738 passive income from a £10,000 investment today.

However, investors who fall into this trap will be bitterly disappointed. That’s because management’s already announced “we will rebase our dividend to a 50% payout ratio”, effectively translating into a dividend cut.

Yet even before this announcement, Pets at Home’s dividend already looked a little shaky.

The company’s been navigating a difficult trading environment. Profit margins have been squeezed from rising veterinary costs, consumer spending on discretionary pet products has been getting softer, and price undercutting from online competitors has been eating away at market share.

The result? Earnings came under sustained pressure, and dividend coverage became increasingly tight, suggesting that a cut was only a matter of time.

Shrewd investors who looked beyond the headline yield and examined the dividend coverage ratio – a key measure of how safely a payout’s funded by underlying earnings – would have spotted the danger well in advance.

Can Pets at Home turn it around?

To be fair to the business, management isn’t standing still. Pets at Home is actively reshaping its business model, doubling down on its veterinary services division while also investing in its loyalty ecosystem to deepen customer relationships.

It’s a seemingly smart move given this segment enjoys a far stickier, higher-margin recurring revenue than the group’s retail arm. So if management can deliver solid execution and the consumer environment also starts to bounce back, the dividend could follow.

After all, even with the recent challenges, Pets at Home remains one of the UK’s most recognisable pet care brands. And that loyalty has real long-term value, making it a stock to watch closely.

How to avoid the same mistake

The lesson here isn’t to avoid high-yielding UK shares altogether, but rather to do the work before committing capital. A dividend yield only tells you what a company intends to pay. Dividend cover, free cash flow generation, and the underlying health of the business tell you what it can pay.

Investors who apply that filter consistently are far more likely to avoid falling into yield traps like Pets at Home. And instead, build a portfolio of genuinely high-quality income stocks capable of delivering that 7% dividend yield reliably, year after year.