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 12.63
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -12.72 -0.375 4.76
Prot (kg) -10.61 -0.441 4.68
Fertility Sub Index 1.61
Calving Interval (days) -0.94 -1.459 1.37
Survival (%) 0.21 1.117 0.23
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 0.56
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 18.04

* Based on an €80/tonne carbon price