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 11.69
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -8.10 -0.375 3.03
Prot (kg) -11.71 -0.441 5.17
Fertility Sub Index 4.54
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) 0.13 1.117 0.15
Calving Sub Index 1.93
Gestation Length (days) -2.10 -0.919 1.93
Beef Sub Index 4.72
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 0.18 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 29.16

* Based on an €80/tonne carbon price