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 10.11
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -5.05 -0.375 1.89
Prot (kg) -13.35 -0.441 5.89
Fertility Sub Index 0.03
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.92
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.28 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 12.82

* Based on an €80/tonne carbon price