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 12.10
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -11.07 -0.375 4.15
Prot (kg) -11.20 -0.441 4.94
Fertility Sub Index 5.40
Calving Interval (days) -5.15 -1.459 7.51
Survival (%) -1.89 1.117 -2.11
Calving Sub Index -3.13
Gestation Length (days) 3.41 -0.919 -3.13
Beef Sub Index 2.81
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -1.14 -0.432 0.49
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 20.40

* Based on an €80/tonne carbon price