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 12.47
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -14.23 -0.375 5.33
Prot (kg) -9.97 -0.441 4.40
Fertility Sub Index 1.35
Calving Interval (days) -1.06 -1.459 1.55
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.85
Gestation Length (days) 0.92 -0.919 -0.85
Beef Sub Index -2.36
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 2.42 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 12.88

* Based on an €80/tonne carbon price