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 4.12
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -4.30 -0.375 1.61
Prot (kg) -4.49 -0.441 1.98
Fertility Sub Index 8.14
Calving Interval (days) -4.66 -1.459 6.80
Survival (%) 1.20 1.117 1.34
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 0.94
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 18.78

* Based on an €80/tonne carbon price