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 4.70
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -8.18 -0.375 3.06
Prot (kg) 0.74 -0.441 -0.33
Fertility Sub Index 11.32
Calving Interval (days) -4.66 -1.459 6.80
Survival (%) 4.05 1.117 4.52
Calving Sub Index 1.81
Gestation Length (days) -1.97 -0.919 1.81
Beef Sub Index 4.14
Carcass Weight (kg) -10.70 -0.528 5.64
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index 21.37

* Based on an €80/tonne carbon price