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 4.63
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -5.11 -0.375 1.91
Prot (kg) -3.56 -0.441 1.57
Fertility Sub Index -10.67
Calving Interval (days) 5.74 -1.459 -8.37
Survival (%) -2.05 1.117 -2.29
Calving Sub Index 1.42
Gestation Length (days) -1.54 -0.919 1.42
Beef Sub Index 0.63
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -3.07

* Based on an €80/tonne carbon price