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 5.11
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -6.38 -0.375 2.39
Prot (kg) -2.59 -0.441 1.14
Fertility Sub Index 5.96
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 1.35 1.117 1.51
Calving Sub Index -0.78
Gestation Length (days) 0.85 -0.919 -0.78
Beef Sub Index -1.45
Carcass Weight (kg) 4.40 -0.528 -2.32
Age of Slaughter (days) -2.02 -0.432 0.87
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 12.19

* Based on an €80/tonne carbon price