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 13.11
Milk (kg) -277.00 -0.014 3.88
Fat (kg) -9.83 -0.375 3.68
Prot (kg) -12.58 -0.441 5.55
Fertility Sub Index 8.09
Calving Interval (days) -5.37 -1.459 7.84
Survival (%) 0.23 1.117 0.26
Calving Sub Index -1.30
Gestation Length (days) 1.41 -0.919 -1.30
Beef Sub Index 2.57
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 27.27

* Based on an €80/tonne carbon price