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 18.15
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -19.22 -0.375 7.20
Prot (kg) -14.51 -0.441 6.40
Fertility Sub Index -0.91
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) -1.08 1.117 -1.21
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index -1.69
Carcass Weight (kg) 5.20 -0.528 -2.74
Age of Slaughter (days) -2.45 -0.432 1.06
Maintenance Sub Index Maint. Sub Index -2.02
Live WT (kg) 6.60 -0.307 -2.02
Total Carbon Sub Index 13.40

* Based on an €80/tonne carbon price