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 8.93
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -9.82 -0.375 3.68
Prot (kg) -7.30 -0.441 3.22
Fertility Sub Index -6.31
Calving Interval (days) 4.11 -1.459 -6.00
Survival (%) -0.28 1.117 -0.31
Calving Sub Index -0.72
Gestation Length (days) 0.78 -0.919 -0.72
Beef Sub Index -2.07
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 7.48 -0.432 -3.23
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 5.35

* Based on an €80/tonne carbon price