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 10.10
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -10.65 -0.375 3.99
Prot (kg) -7.89 -0.441 3.48
Fertility Sub Index 4.43
Calving Interval (days) -2.83 -1.459 4.13
Survival (%) 0.27 1.117 0.30
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.13
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 22.09

* Based on an €80/tonne carbon price