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 5.22
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -3.26 -0.375 1.22
Prot (kg) -5.76 -0.441 2.54
Fertility Sub Index -5.85
Calving Interval (days) 3.32 -1.459 -4.84
Survival (%) -0.90 1.117 -1.01
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 1.09
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 3.28

* Based on an €80/tonne carbon price