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 18.01
Milk (kg) -473.00 -0.014 6.62
Fat (kg) -10.93 -0.375 4.09
Prot (kg) -16.52 -0.441 7.29
Fertility Sub Index 0.05
Calving Interval (days) -0.32 -1.459 0.47
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -2.18
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 8.83 -0.432 -3.81
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 23.36

* Based on an €80/tonne carbon price