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) -249.00 -0.014 3.49
Fat (kg) -11.51 -0.375 4.31
Prot (kg) -10.94 -0.441 4.83
Fertility Sub Index 0.54
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) 0.17 1.117 0.19
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.14
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 23.81

* Based on an €80/tonne carbon price