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 9.73
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -14.49 -0.375 5.43
Prot (kg) -9.09 -0.441 4.01
Fertility Sub Index -2.66
Calving Interval (days) 2.05 -1.459 -2.99
Survival (%) 0.30 1.117 0.34
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index 0.26
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 4.65 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 8.82

* Based on an €80/tonne carbon price