diff --git a/.buildlibrary b/.buildlibrary
index 9886e74d8..8f420aaa3 100644
--- a/.buildlibrary
+++ b/.buildlibrary
@@ -1,4 +1,4 @@
-ValidationKey: '57667642'
+ValidationKey: '57688304'
 AutocreateReadme: yes
 AcceptedWarnings:
 - 'Warning: package ''.*'' was built under R version'
diff --git a/CITATION.cff b/CITATION.cff
index 6c9a1ac67..0b6cf0c36 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -2,7 +2,7 @@ cff-version: 1.2.0
 message: If you use this software, please cite it using the metadata from this file.
 type: software
 title: 'magpie4: MAgPIE outputs R package for MAgPIE version 4.x'
-version: 2.79.1
+version: 2.79.2
 date-released: '2026-07-28'
 abstract: Common output routines for extracting results from the MAgPIE framework
   (versions 4.x).
diff --git a/DESCRIPTION b/DESCRIPTION
index f12d80d8d..2933b3b74 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Type: Package
 Package: magpie4
 Title: MAgPIE outputs R package for MAgPIE version 4.x
-Version: 2.79.1
+Version: 2.79.2
 Date: 2026-07-28
 Authors@R: c(
     person("Benjamin Leon", "Bodirsky", , "bodirsky@pik-potsdam.de", role = c("aut", "cre")),
diff --git a/R/reportFeedConversion.R b/R/reportFeedConversion.R
index 78c16bbb2..28bf8609b 100644
--- a/R/reportFeedConversion.R
+++ b/R/reportFeedConversion.R
@@ -181,19 +181,11 @@ reportFeedConversion <- function(gdx, livestockSystem = TRUE, balanceflow = FALS
   livestockProdReg <- production(gdx, products = "kli", attributes = "dm", level = "reg")
   livestockProd <- superAggregateX(livestockProdReg, aggr_type = "sum", level = level)
   livestockYield <- livestockYield[, getYears(livestockProd), ]
-  # Any level beyond 'reg' has to be aggregated here. Note that the aggregated
-  # rows are sum(yield * production) rather than a production-weighted mean;
-  # this reproduces the behaviour of the removed colSums() call and is kept
-  # deliberately.
+  # A yield is an intensive quantity, so it aggregates as the production-weighted
+  # mean of the regional yields, not as their sum.
   livestockProdReg <- livestockProdReg[getItems(livestockYield, 1.1), , ]
-  if (level == "regglo") {
-    livestockYield <- mbind(livestockYield,
-                            superAggregateX(livestockYield * livestockProdReg,
-                                            aggr_type = "sum", level = "glo"))
-  } else if (level != "reg") {
-    livestockYield <- superAggregateX(livestockYield * livestockProdReg,
-                                      aggr_type = "sum", level = level)
-  }
+  livestockYield <- superAggregateX(livestockYield, aggr_type = "weighted_mean",
+                                    weight = livestockProdReg, level = level)
   prefix <- "Productivity|Livestock system yield|"
   nameIndicator <- paste0(prefix, getNames(livestockYield, dim = 1), " (", "DM per live animal", ")")
   x <- mbind(x, setNames(livestockYield, nameIndicator))
diff --git a/README.md b/README.md
index 9a4625b69..4eaff6eb8 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # MAgPIE outputs R package for MAgPIE version 4.x
 
-R package **magpie4**, version **2.79.1**
+R package **magpie4**, version **2.79.2**
 
   [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.1158582.svg)](https://doi.org/10.5281/zenodo.1158582) [![R build status](https://github.com/pik-piam/magpie4/workflows/check/badge.svg)](https://github.com/pik-piam/magpie4/actions) [![codecov](https://codecov.io/gh/pik-piam/magpie4/branch/master/graph/badge.svg)](https://app.codecov.io/gh/pik-piam/magpie4) [![r-universe](https://pik-piam.r-universe.dev/badges/magpie4)](https://pik-piam.r-universe.dev/builds)
 
@@ -39,7 +39,7 @@ In case of questions / problems please contact Benjamin Leon Bodirsky <bodirsky@
 
 To cite package **magpie4** in publications use:
 
-Bodirsky B, Humpenoeder F, Dietrich J, Stevanovic M, Weindl I, Karstens K, Wang X, Mishra A, Beier F, Breier J, Yalew A, Chen D, Biewald A, Wirth S, von Jeetze P, Leip D, Crawford M, Alves M, Sauer P, Bonsch M, Vartika S, Rein P (2026). "magpie4: MAgPIE outputs R package for MAgPIE version 4.x." doi:10.5281/zenodo.1158582 <https://doi.org/10.5281/zenodo.1158582>, Version: 2.79.1, <https://github.com/pik-piam/magpie4>.
+Bodirsky B, Humpenoeder F, Dietrich J, Stevanovic M, Weindl I, Karstens K, Wang X, Mishra A, Beier F, Breier J, Yalew A, Chen D, Biewald A, Wirth S, von Jeetze P, Leip D, Crawford M, Alves M, Sauer P, Bonsch M, Vartika S, Rein P (2026). "magpie4: MAgPIE outputs R package for MAgPIE version 4.x." doi:10.5281/zenodo.1158582 <https://doi.org/10.5281/zenodo.1158582>, Version: 2.79.2, <https://github.com/pik-piam/magpie4>.
 
 A BibTeX entry for LaTeX users is
 
@@ -51,6 +51,6 @@ A BibTeX entry for LaTeX users is
   date = {2026-07-28},
   year = {2026},
   url = {https://github.com/pik-piam/magpie4},
-  note = {Version: 2.79.1},
+  note = {Version: 2.79.2},
 }
 ```