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 8.90
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -7.49 -0.375 2.81
Prot (kg) -8.09 -0.441 3.57
Fertility Sub Index -5.32
Calving Interval (days) 2.74 -1.459 -4.00
Survival (%) -1.18 1.117 -1.32
Calving Sub Index -0.13
Gestation Length (days) 0.14 -0.919 -0.13
Beef Sub Index 0.81
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.68 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 5.50

* Based on an €80/tonne carbon price