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 8.54
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -8.32 -0.375 3.12
Prot (kg) -6.97 -0.441 3.08
Fertility Sub Index 6.30
Calving Interval (days) -4.86 -1.459 7.09
Survival (%) -0.71 1.117 -0.79
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index 1.54
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -0.76 -0.432 0.33
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 18.09

* Based on an €80/tonne carbon price