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 16.18
Milk (kg) -353.00 -0.014 4.94
Fat (kg) -13.70 -0.375 5.13
Prot (kg) -13.83 -0.441 6.10
Fertility Sub Index 3.11
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 0.38 1.117 0.42
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.29
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 21.34

* Based on an €80/tonne carbon price