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 2.58
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -2.81 -0.375 1.05
Prot (kg) -2.51 -0.441 1.11
Fertility Sub Index 0.72
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 0.29
Carcass Weight (kg) -1.35 -0.528 0.71
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 5.84

* Based on an €80/tonne carbon price