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 6.75
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -9.21 -0.441 4.06
Fertility Sub Index -4.58
Calving Interval (days) 2.13 -1.459 -3.11
Survival (%) -1.32 1.117 -1.47
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.08
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 2.79

* Based on an €80/tonne carbon price