Depends how much you can take at a time! I had ten pallets of Miscanthus delivered from Yorkshire a couple of years ago - great price and well worth it.
I'm actually just ringing around at the moment getting prices for 1/2 pallets, so far the prices haven't been that great unfortunately...
I get sheep in every summer to cross graze with the horses. Works really well for me as they improve the ground.
I do have stock proof fencing though, not sure whether you would get takers if they had to fence the area tbh. I don't have any extra insurance, we do however have pretty...
It wouldn't worry me, I would leave it tbh. However if you want it up, I have in the past used a leaf blower to remove dried grass from a field, or you could ask a farmer to cut and take away the whole lot?
I happen to have both my D4 and D47P in front of me for my renewal!
On the medical exam report form it asks whether you have had a significant psychiatric disorder within the past 6 months, so I suppose it is open to interpretation . Also the Doctor will ask you whether there is any other...
This is what we do too - in all honesty running in an 80 should not take much out of a horse at all. We do far more in training than we do at a competition.
I think you are on the right lines for investigation, back, SI, hocks, saddle - I would also add possible investigation into her ovaries as well, especially as you say the behaviour can be intermittent.