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 3.83
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -5.31 -0.375 1.99
Prot (kg) -2.67 -0.441 1.18
Fertility Sub Index -11.34
Calving Interval (days) 6.18 -1.459 -9.02
Survival (%) -2.08 1.117 -2.32
Calving Sub Index 1.81
Gestation Length (days) -1.97 -0.919 1.81
Beef Sub Index -0.12
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 4.30 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index -3.28

* Based on an €80/tonne carbon price