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 -5.00
Milk (kg) -103.00 -0.014 1.44
Fat (kg) 9.61 -0.375 -3.60
Prot (kg) 6.45 -0.441 -2.85
Fertility Sub Index -10.18
Calving Interval (days) 5.72 -1.459 -8.35
Survival (%) -1.64 1.117 -1.83
Calving Sub Index -0.64
Gestation Length (days) 0.70 -0.919 -0.64
Beef Sub Index -0.09
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.50 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -15.30

* Based on an €80/tonne carbon price