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 2.11
Milk (kg) -91.00 -0.014 1.27
Fat (kg) 0.29 -0.375 -0.11
Prot (kg) -2.13 -0.441 0.94
Fertility Sub Index 0.01
Calving Interval (days) -0.10 -1.459 0.15
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.25
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 4.06

* Based on an €80/tonne carbon price