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 14.75
Milk (kg) -360.00 -0.014 5.04
Fat (kg) -12.58 -0.375 4.71
Prot (kg) -11.33 -0.441 5.00
Fertility Sub Index 3.43
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) 0.73 1.117 0.82
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 7.38
Carcass Weight (kg) -16.70 -0.528 8.81
Age of Slaughter (days) 3.30 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 9.23
Live WT (kg) -30.10 -0.307 9.23
Total Carbon Sub Index 34.69

* Based on an €80/tonne carbon price