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 12.19
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -11.41 -0.375 4.27
Prot (kg) -14.52 -0.441 6.41
Fertility Sub Index 6.27
Calving Interval (days) -3.83 -1.459 5.59
Survival (%) 0.61 1.117 0.68
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index -2.70
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index -1.72
Live WT (kg) 5.60 -0.307 -1.72
Total Carbon Sub Index 12.57

* Based on an €80/tonne carbon price