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 28.05
Milk (kg) -434.00 -0.014 6.08
Fat (kg) -30.89 -0.375 11.57
Prot (kg) -23.57 -0.441 10.40
Fertility Sub Index 0.12
Calving Interval (days) 0.12 -1.459 -0.18
Survival (%) 0.26 1.117 0.29
Calving Sub Index -1.34
Gestation Length (days) 1.46 -0.919 -1.34
Beef Sub Index -2.60
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 7.73 -0.432 -3.34
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 30.11

* Based on an €80/tonne carbon price