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 4.87
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -3.71 -0.375 1.39
Prot (kg) -2.62 -0.441 1.16
Fertility Sub Index -0.60
Calving Interval (days) 1.19 -1.459 -1.74
Survival (%) 1.02 1.117 1.14
Calving Sub Index -1.08
Gestation Length (days) 1.17 -0.919 -1.08
Beef Sub Index -1.41
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 6.07 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 6.01

* Based on an €80/tonne carbon price