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 18.10
Milk (kg) -494.00 -0.014 6.92
Fat (kg) -9.27 -0.375 3.47
Prot (kg) -17.47 -0.441 7.71
Fertility Sub Index 11.47
Calving Interval (days) -7.30 -1.459 10.65
Survival (%) 0.73 1.117 0.82
Calving Sub Index -0.63
Gestation Length (days) 0.68 -0.919 -0.63
Beef Sub Index 5.12
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) -3.18 -0.432 1.37
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 35.10

* Based on an €80/tonne carbon price