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 9.96
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -11.92 -0.375 4.46
Prot (kg) -9.40 -0.441 4.15
Fertility Sub Index 11.18
Calving Interval (days) -7.04 -1.459 10.27
Survival (%) 0.81 1.117 0.90
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 0.16
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 27.20

* Based on an €80/tonne carbon price