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 10.41
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -11.54 -0.375 4.32
Prot (kg) -9.96 -0.441 4.40
Fertility Sub Index -0.75
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) -2.84 1.117 -3.17
Calving Sub Index -3.67
Gestation Length (days) 3.99 -0.919 -3.67
Beef Sub Index 2.28
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -4.05 -0.432 1.75
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 10.30

* Based on an €80/tonne carbon price