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 8.84
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -8.73 -0.375 3.27
Prot (kg) -7.35 -0.441 3.24
Fertility Sub Index 1.87
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.16
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.13 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 20.50

* Based on an €80/tonne carbon price