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 27.86
Milk (kg) -593.00 -0.014 8.30
Fat (kg) -29.72 -0.375 11.13
Prot (kg) -19.09 -0.441 8.43
Fertility Sub Index -0.30
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.89
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -3.39 -0.432 1.46
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 34.17

* Based on an €80/tonne carbon price