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 9.31
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -9.08 -0.375 3.40
Prot (kg) -7.96 -0.441 3.51
Fertility Sub Index 6.41
Calving Interval (days) -4.14 -1.459 6.04
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index 3.28
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) -0.64 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 22.15

* Based on an €80/tonne carbon price