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 16.28
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -22.46 -0.375 8.41
Prot (kg) -11.33 -0.441 5.00
Fertility Sub Index 1.67
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 0.36 1.117 0.40
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index 14.20
Carcass Weight (kg) -20.80 -0.528 10.97
Age of Slaughter (days) -7.48 -0.432 3.23
Maintenance Sub Index Maint. Sub Index 11.40
Live WT (kg) -37.20 -0.307 11.40
Total Carbon Sub Index 43.28

* Based on an €80/tonne carbon price