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 9.36
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -6.59 -0.375 2.47
Prot (kg) -8.47 -0.441 3.74
Fertility Sub Index -9.16
Calving Interval (days) 4.53 -1.459 -6.61
Survival (%) -2.28 1.117 -2.55
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 0.05
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 3.42

* Based on an €80/tonne carbon price