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 20.06
Milk (kg) -446.00 -0.014 6.24
Fat (kg) -18.10 -0.375 6.78
Prot (kg) -15.94 -0.441 7.04
Fertility Sub Index 0.82
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.24
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -3.11 -0.432 1.34
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 28.19

* Based on an €80/tonne carbon price