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 14.65
Milk (kg) -222.00 -0.014 3.11
Fat (kg) -15.72 -0.375 5.89
Prot (kg) -12.80 -0.441 5.65
Fertility Sub Index 1.12
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 1.76
Gestation Length (days) -1.91 -0.919 1.76
Beef Sub Index 5.93
Carcass Weight (kg) -8.10 -0.528 4.27
Age of Slaughter (days) -3.84 -0.432 1.66
Maintenance Sub Index Maint. Sub Index 7.14
Live WT (kg) -23.30 -0.307 7.14
Total Carbon Sub Index 30.60

* Based on an €80/tonne carbon price