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 2.71
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -2.88 -0.375 1.08
Prot (kg) -2.69 -0.441 1.19
Fertility Sub Index 0.19
Calving Interval (days) -0.32 -1.459 0.47
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.64
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 5.17

* Based on an €80/tonne carbon price