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 15.01
Milk (kg) -301.00 -0.014 4.21
Fat (kg) -13.75 -0.375 5.15
Prot (kg) -12.79 -0.441 5.64
Fertility Sub Index -0.22
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) 0.01 1.117 0.01
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.92
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -2.24 -0.432 0.97
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 23.27

* Based on an €80/tonne carbon price