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 14.36
Milk (kg) -341.00 -0.014 4.77
Fat (kg) -15.51 -0.375 5.81
Prot (kg) -8.55 -0.441 3.77
Fertility Sub Index 6.99
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 1.99 1.117 2.22
Calving Sub Index -1.44
Gestation Length (days) 1.57 -0.919 -1.44
Beef Sub Index -3.41
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 6.68 -0.432 -2.88
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 20.45

* Based on an €80/tonne carbon price