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 10.22
Milk (kg) -206.00 -0.014 2.88
Fat (kg) -9.83 -0.375 3.68
Prot (kg) -8.27 -0.441 3.65
Fertility Sub Index 6.61
Calving Interval (days) -4.16 -1.459 6.07
Survival (%) 0.48 1.117 0.54
Calving Sub Index -0.72
Gestation Length (days) 0.78 -0.919 -0.72
Beef Sub Index -3.83
Carcass Weight (kg) 5.10 -0.528 -2.69
Age of Slaughter (days) 2.63 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 14.27

* Based on an €80/tonne carbon price