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 35.05
Milk (kg) -753.00 -0.014 10.54
Fat (kg) -29.67 -0.375 11.11
Prot (kg) -30.34 -0.441 13.39
Fertility Sub Index -1.30
Calving Interval (days) 0.83 -1.459 -1.21
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.97
Gestation Length (days) 1.06 -0.919 -0.97
Beef Sub Index -1.29
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 36.20

* Based on an €80/tonne carbon price