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 -4.14
Milk (kg) -41.00 -0.014 0.57
Fat (kg) 7.11 -0.375 -2.66
Prot (kg) 4.65 -0.441 -2.05
Fertility Sub Index 2.00
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) 0.73 1.117 0.82
Calving Sub Index 3.42
Gestation Length (days) -3.72 -0.919 3.42
Beef Sub Index 2.75
Carcass Weight (kg) -10.10 -0.528 5.33
Age of Slaughter (days) 5.96 -0.432 -2.57
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 8.63

* Based on an €80/tonne carbon price