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 18.32
Milk (kg) -300.00 -0.014 4.20
Fat (kg) -17.26 -0.375 6.46
Prot (kg) -17.35 -0.441 7.66
Fertility Sub Index 1.88
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) 0.43 1.117 0.48
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index -2.34
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index 15.30

* Based on an €80/tonne carbon price