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 6.58
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -5.30 -0.375 1.99
Prot (kg) -5.18 -0.441 2.29
Fertility Sub Index 3.82
Calving Interval (days) -2.32 -1.459 3.38
Survival (%) 0.39 1.117 0.44
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index 0.04
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 12.47

* Based on an €80/tonne carbon price