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 9.71
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -11.05 -0.375 4.14
Prot (kg) -7.59 -0.441 3.35
Fertility Sub Index -0.13
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -2.07
Gestation Length (days) 2.25 -0.919 -2.07
Beef Sub Index -4.98
Carcass Weight (kg) 12.80 -0.528 -6.75
Age of Slaughter (days) -4.11 -0.432 1.77
Maintenance Sub Index Maint. Sub Index -7.51
Live WT (kg) 24.50 -0.307 -7.51
Total Carbon Sub Index -4.98

* Based on an €80/tonne carbon price