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 12.76
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -18.35 -0.375 6.87
Prot (kg) -7.38 -0.441 3.26
Fertility Sub Index 1.23
Calving Interval (days) -0.59 -1.459 0.86
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.20
Gestation Length (days) 0.22 -0.919 -0.20
Beef Sub Index 1.34
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 15.74

* Based on an €80/tonne carbon price