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 24.75
Milk (kg) -481.00 -0.014 6.73
Fat (kg) -27.24 -0.375 10.20
Prot (kg) -17.71 -0.441 7.82
Fertility Sub Index -1.03
Calving Interval (days) 1.38 -1.459 -2.01
Survival (%) 0.88 1.117 0.98
Calving Sub Index -1.80
Gestation Length (days) 1.96 -0.919 -1.80
Beef Sub Index -2.95
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 4.87 -0.432 -2.10
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 22.23

* Based on an €80/tonne carbon price