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 -0.04
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -0.79 -0.375 0.30
Prot (kg) 0.03 -0.441 -0.01
Fertility Sub Index -0.26
Calving Interval (days) 0.43 -1.459 -0.63
Survival (%) 0.33 1.117 0.37
Calving Sub Index -1.89
Gestation Length (days) 2.06 -0.919 -1.89
Beef Sub Index -5.51
Carcass Weight (kg) 13.90 -0.528 -7.33
Age of Slaughter (days) -4.22 -0.432 1.82
Maintenance Sub Index Maint. Sub Index -9.60
Live WT (kg) 31.30 -0.307 -9.60
Total Carbon Sub Index -17.30

* Based on an €80/tonne carbon price