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 15.15
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -19.21 -0.375 7.20
Prot (kg) -17.33 -0.441 7.65
Fertility Sub Index -3.68
Calving Interval (days) 1.59 -1.459 -2.32
Survival (%) -1.22 1.117 -1.36
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 0.65
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 12.79

* Based on an €80/tonne carbon price