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 20.28
Milk (kg) -419.00 -0.014 5.87
Fat (kg) -18.31 -0.375 6.86
Prot (kg) -17.11 -0.441 7.55
Fertility Sub Index 2.27
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) -1.73 1.117 -1.93
Calving Sub Index -3.10
Gestation Length (days) 3.37 -0.919 -3.10
Beef Sub Index 0.84
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) -3.30 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 22.44

* Based on an €80/tonne carbon price