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 11.59
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -11.99 -0.375 4.49
Prot (kg) -10.47 -0.441 4.62
Fertility Sub Index -1.15
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) -1.15 1.117 -1.28
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index -0.06
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 13.41

* Based on an €80/tonne carbon price