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 9.18
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -9.80 -0.375 3.67
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index -5.90
Calving Interval (days) 3.85 -1.459 -5.62
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -0.74
Gestation Length (days) 0.80 -0.919 -0.74
Beef Sub Index -1.67
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.42 -0.432 -3.20
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 6.15

* Based on an €80/tonne carbon price