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 8.63
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -9.37 -0.375 3.51
Prot (kg) -6.56 -0.441 2.90
Fertility Sub Index 0.13
Calving Interval (days) -0.21 -1.459 0.31
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 1.07
Gestation Length (days) -1.16 -0.919 1.07
Beef Sub Index 2.50
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -3.47 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 18.12

* Based on an €80/tonne carbon price