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 6.32
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -4.29 -0.375 1.61
Prot (kg) -2.97 -0.441 1.31
Fertility Sub Index 2.02
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) 0.25 1.117 0.28
Calving Sub Index 2.92
Gestation Length (days) -3.18 -0.919 2.92
Beef Sub Index 2.12
Carcass Weight (kg) -8.20 -0.528 4.33
Age of Slaughter (days) 5.10 -0.432 -2.20
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 16.85

* Based on an €80/tonne carbon price