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 7.08
Milk (kg) -254.00 -0.014 3.56
Fat (kg) -1.62 -0.375 0.61
Prot (kg) -6.62 -0.441 2.92
Fertility Sub Index 5.96
Calving Interval (days) -2.85 -1.459 4.16
Survival (%) 1.61 1.117 1.80
Calving Sub Index 2.88
Gestation Length (days) -3.13 -0.919 2.88
Beef Sub Index 0.38
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.88 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 18.15

* Based on an €80/tonne carbon price