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 1.30
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -1.35 -0.375 0.51
Prot (kg) -0.71 -0.441 0.31
Fertility Sub Index -0.99
Calving Interval (days) 1.53 -1.459 -2.23
Survival (%) 1.11 1.117 1.24
Calving Sub Index -0.56
Gestation Length (days) 0.61 -0.919 -0.56
Beef Sub Index -2.32
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 7.82 -0.432 -3.38
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 3.27

* Based on an €80/tonne carbon price