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 12.36
Milk (kg) -257.00 -0.014 3.60
Fat (kg) -12.15 -0.375 4.55
Prot (kg) -9.54 -0.441 4.21
Fertility Sub Index -1.05
Calving Interval (days) 0.73 -1.459 -1.07
Survival (%) 0.01 1.117 0.01
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index -0.14
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 22.29

* Based on an €80/tonne carbon price