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 7.64
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) -14.66 -0.375 5.49
Prot (kg) -5.06 -0.441 2.23
Fertility Sub Index 4.35
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 1.28 1.117 1.43
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 0.04
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) -2.30 -0.432 0.99
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 14.46

* Based on an €80/tonne carbon price