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 22.82
Milk (kg) -514.00 -0.014 7.20
Fat (kg) -19.87 -0.375 7.44
Prot (kg) -18.54 -0.441 8.18
Fertility Sub Index 5.33
Calving Interval (days) -2.12 -1.459 3.09
Survival (%) 2.00 1.117 2.23
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index -1.90
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 4.77 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 29.25

* Based on an €80/tonne carbon price