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 2.13
Milk (kg) -145.00 -0.014 2.03
Fat (kg) 2.36 -0.375 -0.88
Prot (kg) -2.22 -0.441 0.98
Fertility Sub Index 2.66
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 2.00 1.117 2.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 3.32
Carcass Weight (kg) -10.20 -0.528 5.38
Age of Slaughter (days) 4.77 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 7.54
Live WT (kg) -24.60 -0.307 7.54
Total Carbon Sub Index 15.18

* Based on an €80/tonne carbon price