diff --git a/src/pregmod/csec.tw b/src/pregmod/csec.tw
index e9c36a071552bff01f70962c6848de3b3f005b31..680cd16ac4dd852089b9be6654ffa9dccaad50b1 100644
--- a/src/pregmod/csec.tw
+++ b/src/pregmod/csec.tw
@@ -134,9 +134,9 @@
 
 <<set _cToIncub = 0, _cToNursery = 0>> 
 <<for _csec = 0; _csec < _curBabies; _csec++>>
-	<<if $slaves[$i].curBabies[_csec].reserve === "incubator">>
+	<<if $activeSlave.curBabies[_csec].reserve === "incubator">>
 		<<set _cToIncub++>>
-	<<elseif $slaves[$i].curBabies[_csec].reserve === "nursery">>
+	<<elseif $activeSlave.curBabies[_csec].reserve === "nursery">>
 		<<set _cToNursery++>>
 	<</if>>
 <</for>>