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 5.60
Milk (kg) -68.00 -0.014 0.95
Fat (kg) -9.86 -0.375 3.69
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index 5.91
Calving Interval (days) -5.16 -1.459 7.53
Survival (%) -1.45 1.117 -1.62
Calving Sub Index 1.60
Gestation Length (days) -1.74 -0.919 1.60
Beef Sub Index 1.86
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.64 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 20.45

* Based on an €80/tonne carbon price