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 3.94
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -1.27 -0.375 0.48
Prot (kg) -5.06 -0.441 2.23
Fertility Sub Index -5.21
Calving Interval (days) 2.69 -1.459 -3.92
Survival (%) -1.15 1.117 -1.28
Calving Sub Index 2.37
Gestation Length (days) -2.58 -0.919 2.37
Beef Sub Index 0.45
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 3.96 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 2.60

* Based on an €80/tonne carbon price