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 9.00
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -8.68 -0.375 3.25
Prot (kg) -8.96 -0.441 3.95
Fertility Sub Index 0.33
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) -1.06 1.117 -1.18
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index -1.12
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 11.12

* Based on an €80/tonne carbon price