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 8.83
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -12.91 -0.375 4.84
Prot (kg) -8.09 -0.441 3.57
Fertility Sub Index -8.81
Calving Interval (days) 4.66 -1.459 -6.80
Survival (%) -1.80 1.117 -2.01
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index -2.47
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 4.99 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index -3.47

* Based on an €80/tonne carbon price