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 7.12
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -5.09 -0.375 1.91
Prot (kg) -4.10 -0.441 1.81
Fertility Sub Index 7.66
Calving Interval (days) -4.44 -1.459 6.48
Survival (%) 1.06 1.117 1.18
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 2.32
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 22.97

* Based on an €80/tonne carbon price