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 22.38
Milk (kg) -676.00 -0.014 9.46
Fat (kg) -15.16 -0.375 5.68
Prot (kg) -16.39 -0.441 7.23
Fertility Sub Index 4.55
Calving Interval (days) -3.47 -1.459 5.06
Survival (%) -0.46 1.117 -0.51
Calving Sub Index -1.21
Gestation Length (days) 1.32 -0.919 -1.21
Beef Sub Index 3.18
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -2.35 -0.432 1.01
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 31.43

* Based on an €80/tonne carbon price