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 27.11
Milk (kg) -587.00 -0.014 8.22
Fat (kg) -23.57 -0.375 8.83
Prot (kg) -22.81 -0.441 10.07
Fertility Sub Index -1.30
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) -0.94 1.117 -1.05
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index 1.93
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.65 -0.432 0.71
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 27.28

* Based on an €80/tonne carbon price