Division BAT 24

United Kingdom

BAT is to monitor the total nitrogen and total phosphorus excreted in manure using one of the following techniques with at least the frequency given below.

	Technique^f1	Frequency	Applicability
A description of the techniques is given in Section 4.9.1.
a	Calculation by using a mass balance of nitrogen and phosphorus based on the feed intake, crude protein content of the diet, total phosphorus and animal performance.	Once every year for each animal category.	Generally applicable.
b	Estimation by using manure analysis for total nitrogen and total phosphorus content.	Once every year for each animal category.	Generally applicable.

Annotations

Footnotes

f1: A description of the techniques is given in Section 4.9.1.