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 5.24
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -7.85 -0.375 2.94
Prot (kg) -1.92 -0.441 0.85
Fertility Sub Index -0.25
Calving Interval (days) 0.00 -1.459 0.00
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 2.17
Gestation Length (days) -2.36 -0.919 2.17
Beef Sub Index 1.29
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -3.35 -0.432 1.45
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 8.98

* Based on an €80/tonne carbon price