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 7.48
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -8.00 -0.375 3.00
Prot (kg) -7.28 -0.441 3.21
Fertility Sub Index 1.72
Calving Interval (days) -1.34 -1.459 1.96
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 0.36
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 13.55

* Based on an €80/tonne carbon price