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 5.17
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -3.43 -0.375 1.28
Prot (kg) -4.67 -0.441 2.06
Fertility Sub Index -2.37
Calving Interval (days) 1.26 -1.459 -1.84
Survival (%) -0.48 1.117 -0.54
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.15
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.43 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index 2.26

* Based on an €80/tonne carbon price