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 2.53
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -6.77 -0.375 2.54
Prot (kg) 1.54 -0.441 -0.68
Fertility Sub Index 5.72
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) 1.74 1.117 1.94
Calving Sub Index -2.00
Gestation Length (days) 2.18 -0.919 -2.00
Beef Sub Index -3.03
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 5.07 -0.432 -2.19
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 9.06

* Based on an €80/tonne carbon price