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 1.34
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -0.88 -0.375 0.33
Prot (kg) -1.08 -0.441 0.48
Fertility Sub Index -3.32
Calving Interval (days) 1.52 -1.459 -2.22
Survival (%) -0.99 1.117 -1.11
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 4.50
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) -1.74 -0.432 0.75
Maintenance Sub Index Maint. Sub Index 7.14
Live WT (kg) -23.30 -0.307 7.14
Total Carbon Sub Index 13.43

* Based on an €80/tonne carbon price