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 12.90
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -12.15 -0.375 4.55
Prot (kg) -12.44 -0.441 5.49
Fertility Sub Index -8.99
Calving Interval (days) 4.69 -1.459 -6.84
Survival (%) -1.92 1.117 -2.15
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index -0.23
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 4.18

* Based on an €80/tonne carbon price