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 3.37
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -2.25 -0.375 0.84
Prot (kg) -3.67 -0.441 1.62
Fertility Sub Index -5.40
Calving Interval (days) 2.96 -1.459 -4.32
Survival (%) -0.97 1.117 -1.08
Calving Sub Index 2.20
Gestation Length (days) -2.39 -0.919 2.20
Beef Sub Index -0.70
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.26 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index -1.16
Live WT (kg) 3.80 -0.307 -1.16
Total Carbon Sub Index -1.70

* Based on an €80/tonne carbon price