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 10.10
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -10.39 -0.375 3.89
Prot (kg) -9.62 -0.441 4.25
Fertility Sub Index -5.62
Calving Interval (days) 2.81 -1.459 -4.10
Survival (%) -1.36 1.117 -1.52
Calving Sub Index -0.14
Gestation Length (days) 0.15 -0.919 -0.14
Beef Sub Index 0.38
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.42 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 3.62

* Based on an €80/tonne carbon price