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 9.11
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -12.84 -0.375 4.81
Prot (kg) -7.46 -0.441 3.29
Fertility Sub Index -0.91
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.52
Gestation Length (days) 0.57 -0.919 -0.52
Beef Sub Index -0.26
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 8.19

* Based on an €80/tonne carbon price