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 11.30
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -9.85 -0.375 3.69
Prot (kg) -10.23 -0.441 4.52
Fertility Sub Index 1.78
Calving Interval (days) -0.93 -1.459 1.36
Survival (%) 0.38 1.117 0.42
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.46
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 21.77

* Based on an €80/tonne carbon price