Greencore has booked a 4% increase in first quarter sales as the private label supplier eked out growth in the UK and reported a solid performance from its US business.

The Ireland-based group said its sales rose 3.6% to GBP331.9m in the 13 weeks to 26 December. Revenue was up 4.4% on a like-for-like basis. The sandwich maker said sales from its core convenience foods arm grew 4.9% to GBP320.4m, or 5.4% on a like-for-like basis.

In the UK, Greencore’s like-for-like sales increased 3.6% year-on-year. The company said there had been “continued growth” in the food-to-go market and a “positive performance” in the chilled ready meals sector.

In the US, a smaller market at present for Greencore, sales jumped 34.1%. Like-for-like sales were up 19.5%. It pointed to the “continued rollout of new products with a key customer”.