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 7.97
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -6.75 -0.375 2.53
Prot (kg) -9.77 -0.441 4.31
Fertility Sub Index -6.17
Calving Interval (days) 2.88 -1.459 -4.20
Survival (%) -1.76 1.117 -1.97
Calving Sub Index -0.42
Gestation Length (days) 0.46 -0.919 -0.42
Beef Sub Index -0.70
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index -0.98
Live WT (kg) 3.20 -0.307 -0.98
Total Carbon Sub Index -0.30

* Based on an €80/tonne carbon price