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 4.54
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -3.96 -0.375 1.48
Prot (kg) -3.97 -0.441 1.75
Fertility Sub Index -13.29
Calving Interval (days) 7.09 -1.459 -10.34
Survival (%) -2.64 1.117 -2.95
Calving Sub Index 1.69
Gestation Length (days) -1.84 -0.919 1.69
Beef Sub Index 0.60
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index -4.88

* Based on an €80/tonne carbon price