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 15.54
Milk (kg) -310.00 -0.014 4.34
Fat (kg) -16.55 -0.375 6.20
Prot (kg) -11.32 -0.441 5.00
Fertility Sub Index -0.02
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.01
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -3.43 -0.432 1.48
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 22.80

* Based on an €80/tonne carbon price