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 -2.62
Milk (kg) -38.00 -0.014 0.53
Fat (kg) 6.13 -0.375 -2.30
Prot (kg) 1.93 -0.441 -0.85
Fertility Sub Index -2.15
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.60
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 1.00

* Based on an €80/tonne carbon price