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 -1.41
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) 2.80 -0.375 -1.05
Prot (kg) 0.18 -0.441 -0.08
Fertility Sub Index -0.37
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.30
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 0.20

* Based on an €80/tonne carbon price