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 4.32
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -7.85 -0.375 2.94
Prot (kg) -2.75 -0.441 1.21
Fertility Sub Index -8.99
Calving Interval (days) 4.41 -1.459 -6.43
Survival (%) -2.29 1.117 -2.56
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index 0.02
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.99 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index -2.12
Live WT (kg) 6.90 -0.307 -2.12
Total Carbon Sub Index -6.56

* Based on an €80/tonne carbon price