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 9.38
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -10.50 -0.375 3.93
Prot (kg) -9.32 -0.441 4.11
Fertility Sub Index -5.27
Calving Interval (days) 2.57 -1.459 -3.75
Survival (%) -1.36 1.117 -1.52
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.06
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 5.73

* Based on an €80/tonne carbon price