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 21.62
Milk (kg) -509.00 -0.014 7.13
Fat (kg) -22.55 -0.375 8.45
Prot (kg) -13.70 -0.441 6.05
Fertility Sub Index 4.88
Calving Interval (days) -2.96 -1.459 4.32
Survival (%) 0.50 1.117 0.56
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.85
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -3.79 -0.432 1.64
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 35.69

* Based on an €80/tonne carbon price