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 9.52
Milk (kg) -327.00 -0.014 4.58
Fat (kg) -2.73 -0.375 1.02
Prot (kg) -8.88 -0.441 3.92
Fertility Sub Index 4.88
Calving Interval (days) -3.25 -1.459 4.74
Survival (%) 0.12 1.117 0.13
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -1.41
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 8.40 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 7.51
Live WT (kg) -24.50 -0.307 7.51
Total Carbon Sub Index 21.27

* Based on an €80/tonne carbon price