diff --git a/msg/tecs_status.msg b/msg/tecs_status.msg
index 74c47e1a2c..8cd1a1e1b9 100644
--- a/msg/tecs_status.msg
+++ b/msg/tecs_status.msg
@@ -40,5 +40,6 @@ float32 pitch_integ
 
 float32 throttle_sp
 float32 pitch_sp_rad
+float32 throttle_trim	# estimated throttle value [0,1] required to fly level at equivalent_airspeed_sp in the current atmospheric conditions
 
 uint8 mode
diff --git a/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp b/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp
index 80261537d4..ec3e8dd6e6 100644
--- a/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp
+++ b/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp
@@ -537,6 +537,7 @@ FixedwingPositionControl::tecs_status_publish()
 
 	t.throttle_sp = _tecs.get_throttle_setpoint();
 	t.pitch_sp_rad = _tecs.get_pitch_setpoint();
+	t.throttle_trim = _tecs.get_throttle_trim();
 
 	t.timestamp = hrt_absolute_time();