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 5.47
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -1.72 -0.375 0.64
Prot (kg) -6.50 -0.441 2.87
Fertility Sub Index -0.05
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) -0.14 1.117 -0.16
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 2.73
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 14.18

* Based on an €80/tonne carbon price