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 7.98
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -8.58 -0.375 3.21
Prot (kg) -7.46 -0.441 3.29
Fertility Sub Index 1.23
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) -1.34 1.117 -1.50
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 0.70
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -0.52 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 13.80

* Based on an €80/tonne carbon price