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 7.86
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -7.54 -0.375 2.82
Prot (kg) -9.16 -0.441 4.04
Fertility Sub Index -4.94
Calving Interval (days) 2.03 -1.459 -2.96
Survival (%) -1.77 1.117 -1.98
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index 0.94
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 3.74

* Based on an €80/tonne carbon price