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 17.44
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -21.58 -0.375 8.08
Prot (kg) -13.24 -0.441 5.84
Fertility Sub Index 0.10
Calving Interval (days) -0.23 -1.459 0.34
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -1.18
Gestation Length (days) 1.28 -0.919 -1.18
Beef Sub Index -2.08
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 18.60

* Based on an €80/tonne carbon price