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 4.12
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -0.06 -0.375 0.02
Prot (kg) -5.72 -0.441 2.52
Fertility Sub Index -4.33
Calving Interval (days) 1.92 -1.459 -2.80
Survival (%) -1.37 1.117 -1.53
Calving Sub Index 2.13
Gestation Length (days) -2.32 -0.919 2.13
Beef Sub Index 0.39
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 5.22

* Based on an €80/tonne carbon price