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 5.56
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -6.80 -0.375 2.55
Prot (kg) -5.88 -0.441 2.60
Fertility Sub Index -14.40
Calving Interval (days) 7.38 -1.459 -10.77
Survival (%) -3.25 1.117 -3.63
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index -0.24
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index -7.28

* Based on an €80/tonne carbon price