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 8.80
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -9.86 -0.375 3.69
Prot (kg) -6.57 -0.441 2.90
Fertility Sub Index 1.75
Calving Interval (days) -0.47 -1.459 0.69
Survival (%) 0.95 1.117 1.06
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.84
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 1.36 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 7.14
Live WT (kg) -23.30 -0.307 7.14
Total Carbon Sub Index 22.37

* Based on an €80/tonne carbon price