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 1.47
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -1.53 -0.375 0.57
Prot (kg) -1.18 -0.441 0.52
Fertility Sub Index -0.78
Calving Interval (days) 0.19 -1.459 -0.28
Survival (%) -0.45 1.117 -0.50
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 0.02
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 2.48

* Based on an €80/tonne carbon price