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 0.67
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -0.90 -0.375 0.34
Prot (kg) 0.23 -0.441 -0.10
Fertility Sub Index 4.17
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 1.12 1.117 1.25
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index -1.05
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.55 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 12.28

* Based on an €80/tonne carbon price