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 10.08
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -12.39 -0.375 4.64
Prot (kg) -6.58 -0.441 2.90
Fertility Sub Index -1.54
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) -0.96 1.117 -1.07
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index -1.73
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) -0.40 -0.432 0.17
Maintenance Sub Index Maint. Sub Index -1.93
Live WT (kg) 6.30 -0.307 -1.93
Total Carbon Sub Index 4.98

* Based on an €80/tonne carbon price