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 13.30
Milk (kg) -319.00 -0.014 4.47
Fat (kg) -12.04 -0.375 4.51
Prot (kg) -9.80 -0.441 4.33
Fertility Sub Index 2.33
Calving Interval (days) -1.77 -1.459 2.58
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 2.35
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 23.65

* Based on an €80/tonne carbon price