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 10.59
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -10.29 -0.375 3.85
Prot (kg) -9.68 -0.441 4.27
Fertility Sub Index -0.67
Calving Interval (days) -1.72 -1.459 2.51
Survival (%) -2.85 1.117 -3.18
Calving Sub Index -3.53
Gestation Length (days) 3.84 -0.919 -3.53
Beef Sub Index 1.84
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) -3.90 -0.432 1.68
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 9.27

* Based on an €80/tonne carbon price