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 3.78
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -1.79 -0.375 0.67
Prot (kg) -3.28 -0.441 1.45
Fertility Sub Index 5.78
Calving Interval (days) -2.71 -1.459 3.95
Survival (%) 1.63 1.117 1.82
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.10
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 4.03 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 19.40

* Based on an €80/tonne carbon price