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 3.22
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -4.22 -0.375 1.58
Prot (kg) -0.51 -0.441 0.23
Fertility Sub Index 8.68
Calving Interval (days) -5.00 -1.459 7.30
Survival (%) 1.24 1.117 1.39
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.14
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -0.32 -0.432 0.14
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 18.98

* Based on an €80/tonne carbon price