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 7.06
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -10.08 -0.375 3.78
Prot (kg) -6.86 -0.441 3.03
Fertility Sub Index -7.52
Calving Interval (days) 3.66 -1.459 -5.34
Survival (%) -1.95 1.117 -2.18
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 0.16
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.54 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 1.08

* Based on an €80/tonne carbon price