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 9.86
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -10.82 -0.375 4.05
Prot (kg) -9.47 -0.441 4.18
Fertility Sub Index -9.18
Calving Interval (days) 4.49 -1.459 -6.55
Survival (%) -2.35 1.117 -2.63
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.64
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 2.57

* Based on an €80/tonne carbon price