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 4.86
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -3.02 -0.375 1.13
Prot (kg) -6.08 -0.441 2.68
Fertility Sub Index -5.44
Calving Interval (days) 2.87 -1.459 -4.19
Survival (%) -1.12 1.117 -1.25
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index 0.16
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index -0.19

* Based on an €80/tonne carbon price