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 14.08
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -13.43 -0.375 5.03
Prot (kg) -14.22 -0.441 6.28
Fertility Sub Index -9.97
Calving Interval (days) 5.27 -1.459 -7.69
Survival (%) -2.04 1.117 -2.28
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 0.24
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index -0.67
Live WT (kg) 2.20 -0.307 -0.67
Total Carbon Sub Index 3.62

* Based on an €80/tonne carbon price