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 6.89
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -7.34 -0.375 2.75
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index 0.26
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) 0.13 1.117 0.15
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index -2.44
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 4.93 -0.432 -2.13
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 7.20

* Based on an €80/tonne carbon price