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 3.74
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) -5.42 -0.375 2.03
Prot (kg) -3.98 -0.441 1.76
Fertility Sub Index -13.76
Calving Interval (days) 7.17 -1.459 -10.46
Survival (%) -2.95 1.117 -3.30
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -0.01
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) -0.84 -0.432 0.36
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index -8.24

* Based on an €80/tonne carbon price