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 10.45
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -12.60 -0.375 4.72
Prot (kg) -9.34 -0.441 4.12
Fertility Sub Index 0.87
Calving Interval (days) -0.71 -1.459 1.04
Survival (%) -0.15 1.117 -0.17
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.53
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -0.86 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 14.47

* Based on an €80/tonne carbon price