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 2.99
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -3.37 -0.375 1.26
Prot (kg) -2.94 -0.441 1.30
Fertility Sub Index -7.41
Calving Interval (days) 3.68 -1.459 -5.37
Survival (%) -1.83 1.117 -2.04
Calving Sub Index -0.17
Gestation Length (days) 0.18 -0.919 -0.17
Beef Sub Index 0.27
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index -2.48

* Based on an €80/tonne carbon price