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 16.20
Milk (kg) -253.00 -0.014 3.54
Fat (kg) -18.62 -0.375 6.97
Prot (kg) -12.87 -0.441 5.68
Fertility Sub Index -3.32
Calving Interval (days) 1.22 -1.459 -1.78
Survival (%) -1.38 1.117 -1.54
Calving Sub Index -0.62
Gestation Length (days) 0.67 -0.919 -0.62
Beef Sub Index -2.96
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 3.81 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 12.20

* Based on an €80/tonne carbon price