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 12.36
Milk (kg) -319.00 -0.014 4.47
Fat (kg) -7.34 -0.375 2.75
Prot (kg) -11.66 -0.441 5.15
Fertility Sub Index -2.35
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) -1.66 1.117 -1.85
Calving Sub Index 0.11
Gestation Length (days) -0.12 -0.919 0.11
Beef Sub Index 0.50
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.43 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 14.60

* Based on an €80/tonne carbon price