Blue & White Dinner service including 5 Meat Plates, can anyone tell me the value of this family heirloom ?

by Tracey
( pembrokeshire, UK)

Here I have Trent Blue & White large dinner service. There are 12 of Dinner Plates, 12 Breakfast Plates, 12 Side Plates. 5 Meat Plates, 2 Deep Gravy Boats with Underplate, 2 Large Turines & 2 Small Sauce type small Turines too. Picture attatched.