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 -10.88
Milk (kg) 400.00 -0.014 -5.60
Fat (kg) 7.41 -0.375 -2.78
Prot (kg) 5.67 -0.441 -2.50
Fertility Sub Index -6.26
Calving Interval (days) 3.05 -1.459 -4.45
Survival (%) -1.62 1.117 -1.81
Calving Sub Index 2.36
Gestation Length (days) -2.57 -0.919 2.36
Beef Sub Index -0.82
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 4.23 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index -17.07

* Based on an €80/tonne carbon price