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 22.11
Milk (kg) -457.00 -0.014 6.40
Fat (kg) -20.92 -0.375 7.84
Prot (kg) -17.85 -0.441 7.88
Fertility Sub Index 5.19
Calving Interval (days) -2.53 -1.459 3.69
Survival (%) 1.34 1.117 1.50
Calving Sub Index -1.19
Gestation Length (days) 1.30 -0.919 -1.19
Beef Sub Index -2.70
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 8.09 -0.432 -3.49
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 29.69

* Based on an €80/tonne carbon price