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 15.52
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -16.73 -0.375 6.27
Prot (kg) -12.91 -0.441 5.70
Fertility Sub Index 2.40
Calving Interval (days) -1.85 -1.459 2.70
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 2.13
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -0.28 -0.432 0.12
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 26.21

* Based on an €80/tonne carbon price