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 3.30
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -6.46 -0.375 2.42
Prot (kg) -1.87 -0.441 0.83
Fertility Sub Index 6.88
Calving Interval (days) -3.84 -1.459 5.60
Survival (%) 1.14 1.117 1.27
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index 0.94
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 14.35

* Based on an €80/tonne carbon price