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 16.69
Milk (kg) -502.00 -0.014 7.03
Fat (kg) -9.00 -0.375 3.37
Prot (kg) -14.25 -0.441 6.29
Fertility Sub Index -1.32
Calving Interval (days) 1.26 -1.459 -1.84
Survival (%) 0.46 1.117 0.51
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 1.01
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 4.13 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index 8.00
Live WT (kg) -26.10 -0.307 8.00
Total Carbon Sub Index 25.22

* Based on an €80/tonne carbon price