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 -8.51
Milk (kg) 50.00 -0.014 -0.70
Fat (kg) 9.49 -0.375 -3.55
Prot (kg) 9.64 -0.441 -4.25
Fertility Sub Index 2.59
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.99 1.117 1.11
Calving Sub Index 2.34
Gestation Length (days) -2.55 -0.919 2.34
Beef Sub Index 1.60
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 5.58 -0.432 -2.41
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -3.51

* Based on an €80/tonne carbon price