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 14.03
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -13.80 -0.375 5.17
Prot (kg) -14.33 -0.441 6.32
Fertility Sub Index -9.94
Calving Interval (days) 5.28 -1.459 -7.70
Survival (%) -2.00 1.117 -2.23
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 0.28
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index -0.83
Live WT (kg) 2.70 -0.307 -0.83
Total Carbon Sub Index 3.43

* Based on an €80/tonne carbon price