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 8.95
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -12.06 -0.375 4.52
Prot (kg) -6.91 -0.441 3.05
Fertility Sub Index 6.98
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 2.07 1.117 2.31
Calving Sub Index -1.64
Gestation Length (days) 1.78 -0.919 -1.64
Beef Sub Index -1.32
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 8.32 -0.432 -3.59
Maintenance Sub Index Maint. Sub Index 7.60
Live WT (kg) -24.80 -0.307 7.60
Total Carbon Sub Index 20.58

* Based on an €80/tonne carbon price