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 7.28
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -2.72 -0.375 1.02
Prot (kg) -7.75 -0.441 3.42
Fertility Sub Index 2.31
Calving Interval (days) -1.51 -1.459 2.20
Survival (%) 0.10 1.117 0.11
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 1.01
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 5.48 -0.432 -2.37
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 11.98

* Based on an €80/tonne carbon price