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 6.40
Milk (kg) -310.00 -0.014 4.34
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -3.47 -0.441 1.53
Fertility Sub Index 0.44
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 1.09
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 11.74

* Based on an €80/tonne carbon price