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 2.78
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -2.93 -0.375 1.10
Prot (kg) -2.73 -0.441 1.20
Fertility Sub Index -0.43
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.18
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 4.27

* Based on an €80/tonne carbon price