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 6.13
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -6.25 -0.375 2.34
Prot (kg) -5.48 -0.441 2.42
Fertility Sub Index 1.21
Calving Interval (days) -0.48 -1.459 0.70
Survival (%) 0.46 1.117 0.51
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.38
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.49 -0.432 0.64
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 19.90

* Based on an €80/tonne carbon price