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 11.13
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -11.54 -0.375 4.32
Prot (kg) -10.98 -0.441 4.85
Fertility Sub Index -11.32
Calving Interval (days) 5.87 -1.459 -8.56
Survival (%) -2.47 1.117 -2.76
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index -0.18
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.60 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 0.75
Live WT (kg) -2.45 -0.307 0.75
Total Carbon Sub Index 0.27

* Based on an €80/tonne carbon price