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 20.42
Milk (kg) -501.00 -0.014 7.01
Fat (kg) -17.01 -0.375 6.37
Prot (kg) -15.93 -0.441 7.03
Fertility Sub Index 6.01
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 1.76 1.117 1.97
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index -2.32
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 6.24 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 28.18

* Based on an €80/tonne carbon price