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 2.78
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -1.60 -0.375 0.60
Prot (kg) -0.50 -0.441 0.22
Fertility Sub Index -1.84
Calving Interval (days) 1.88 -1.459 -2.74
Survival (%) 0.81 1.117 0.90
Calving Sub Index -1.77
Gestation Length (days) 1.93 -0.919 -1.77
Beef Sub Index -1.09
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index -0.94

* Based on an €80/tonne carbon price