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 12.50
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -9.74 -0.375 3.65
Prot (kg) -10.32 -0.441 4.55
Fertility Sub Index -0.14
Calving Interval (days) 0.42 -1.459 -0.61
Survival (%) 0.42 1.117 0.47
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 1.68
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) 8.21 -0.432 -3.54
Maintenance Sub Index Maint. Sub Index 10.52
Live WT (kg) -34.30 -0.307 10.52
Total Carbon Sub Index 25.45

* Based on an €80/tonne carbon price