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 -2.90
Milk (kg) 99.00 -0.014 -1.39
Fat (kg) 4.15 -0.375 -1.55
Prot (kg) -0.10 -0.441 0.04
Fertility Sub Index -0.71
Calving Interval (days) 0.12 -1.459 -0.18
Survival (%) -0.48 1.117 -0.54
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index -2.02

* Based on an €80/tonne carbon price