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 10.10
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -10.39 -0.375 3.89
Prot (kg) -9.62 -0.441 4.25
Fertility Sub Index -5.96
Calving Interval (days) 2.63 -1.459 -3.84
Survival (%) -1.90 1.117 -2.12
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 0.61
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.63 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index -1.26
Live WT (kg) 4.10 -0.307 -1.26
Total Carbon Sub Index 3.50

* Based on an €80/tonne carbon price