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 3.02
Milk (kg) -298.00 -0.014 4.17
Fat (kg) -0.07 -0.375 0.03
Prot (kg) 2.66 -0.441 -1.17
Fertility Sub Index 8.94
Calving Interval (days) -5.32 -1.459 7.76
Survival (%) 1.05 1.117 1.17
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 1.25
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.28 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 16.81

* Based on an €80/tonne carbon price