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 10.15
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -11.66 -0.375 4.37
Prot (kg) -9.07 -0.441 4.00
Fertility Sub Index 4.51
Calving Interval (days) -2.52 -1.459 3.68
Survival (%) 0.75 1.117 0.84
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 3.67
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -3.48 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 19.91

* Based on an €80/tonne carbon price