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 4.55
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -4.61 -0.375 1.73
Prot (kg) -4.02 -0.441 1.77
Fertility Sub Index 1.53
Calving Interval (days) -0.84 -1.459 1.23
Survival (%) 0.27 1.117 0.30
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.30
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -2.27 -0.432 0.98
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 16.58

* Based on an €80/tonne carbon price