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 20.52
Milk (kg) -327.00 -0.014 4.58
Fat (kg) -22.94 -0.375 8.59
Prot (kg) -16.65 -0.441 7.35
Fertility Sub Index 6.27
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 1.88 1.117 2.10
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -3.03
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 7.75 -0.432 -3.35
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 27.56

* Based on an €80/tonne carbon price