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 21.13
Milk (kg) -500.00 -0.014 7.00
Fat (kg) -16.29 -0.375 6.10
Prot (kg) -18.20 -0.441 8.03
Fertility Sub Index -1.48
Calving Interval (days) 1.07 -1.459 -1.56
Survival (%) 0.07 1.117 0.08
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.10
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) 8.19 -0.432 -3.54
Maintenance Sub Index Maint. Sub Index 7.60
Live WT (kg) -24.80 -0.307 7.60
Total Carbon Sub Index 28.11

* Based on an €80/tonne carbon price