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 7.83
Milk (kg) -382.00 -0.014 5.35
Fat (kg) 0.95 -0.375 -0.36
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index 4.12
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -2.13
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 8.59 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 6.90
Live WT (kg) -22.50 -0.307 6.90
Total Carbon Sub Index 17.47

* Based on an €80/tonne carbon price