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 5.73
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -6.05 -0.375 2.27
Prot (kg) -5.49 -0.441 2.42
Fertility Sub Index -9.48
Calving Interval (days) 4.26 -1.459 -6.22
Survival (%) -2.92 1.117 -3.26
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index 0.90
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index -2.24

* Based on an €80/tonne carbon price