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 6.65
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -8.24 -0.375 3.09
Prot (kg) -5.64 -0.441 2.49
Fertility Sub Index 2.34
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) 0.29 1.117 0.32
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.02
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 4.60 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 11.65
Live WT (kg) -38.00 -0.307 11.65
Total Carbon Sub Index 26.36

* Based on an €80/tonne carbon price