Purchase of an Livestock transport trailer for Natural England to use on Goss Moor NNR

We have a requirement for a 12ft long stock box to transport cattle and ponies around Goss Moor NNR reserve. We currently use a stock trailer that is 12ft and has a maximum gross weight of 3500kg. However it has no slurry tank integrated so would like to replace with a new trailer. We do not need sheep decks. Road legal One year warranty 12ft in length Twin axle Maximum gross weight of 3500kg Full LED lighting preferential Side vents in top and middle row Fold down front ventilation door Internal cattle gate Slurry...