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 6.39
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -5.91 -0.375 2.21
Prot (kg) -4.74 -0.441 2.09
Fertility Sub Index 4.96
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) 1.57 1.117 1.75
Calving Sub Index -0.81
Gestation Length (days) 0.88 -0.919 -0.81
Beef Sub Index -1.53
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 6.96 -0.432 -3.00
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 13.34

* Based on an €80/tonne carbon price