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 6.23
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -7.53 -0.375 2.82
Prot (kg) -4.84 -0.441 2.14
Fertility Sub Index -8.90
Calving Interval (days) 4.55 -1.459 -6.64
Survival (%) -2.02 1.117 -2.26
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -1.01
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index -2.21
Live WT (kg) 7.20 -0.307 -2.21
Total Carbon Sub Index -6.07

* Based on an €80/tonne carbon price