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 4.66
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -3.92 -0.375 1.47
Prot (kg) -3.32 -0.441 1.47
Fertility Sub Index 5.43
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) 1.49 1.117 1.66
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.05
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 4.02 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 19.82

* Based on an €80/tonne carbon price