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 2.47
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -4.82 -0.375 1.81
Prot (kg) 0.90 -0.441 -0.40
Fertility Sub Index -0.21
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) 0.14 1.117 0.16
Calving Sub Index -1.32
Gestation Length (days) 1.44 -0.919 -1.32
Beef Sub Index -1.91
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 4.66 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 3.87

* Based on an €80/tonne carbon price