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 0.50
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -2.66 -0.375 1.00
Prot (kg) 0.40 -0.441 -0.18
Fertility Sub Index -0.34
Calving Interval (days) 0.15 -1.459 -0.22
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -1.18
Gestation Length (days) 1.28 -0.919 -1.18
Beef Sub Index -4.36
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 4.84 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index -3.13
Live WT (kg) 10.20 -0.307 -3.13
Total Carbon Sub Index -8.50

* Based on an €80/tonne carbon price