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 -4.65
Milk (kg) -99.00 -0.014 1.39
Fat (kg) 11.98 -0.375 -4.49
Prot (kg) 3.50 -0.441 -1.54
Fertility Sub Index 6.27
Calving Interval (days) -3.25 -1.459 4.74
Survival (%) 1.37 1.117 1.53
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 2.15
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 8.36

* Based on an €80/tonne carbon price