Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 17.09
Milk (kg) -324.00 -0.014 4.54
Fat (kg) -14.53 -0.375 5.44
Prot (kg) -16.12 -0.441 7.11
Fertility Sub Index 0.48
Calving Interval (days) -0.88 -1.459 1.28
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 1.35
Gestation Length (days) -1.47 -0.919 1.35
Beef Sub Index 1.86
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 24.59

* Based on an €80/tonne carbon price