Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -2.01
Milk (kg) 88.00 -0.014 -1.23
Fat (kg) 2.15 -0.375 -0.81
Prot (kg) -0.06 -0.441 0.03
Fertility Sub Index -0.40
Calving Interval (days) 0.11 -1.459 -0.16
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index -0.38
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index -3.09

* Based on an €80/tonne carbon price