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 3.66
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -2.36 -0.375 0.88
Prot (kg) -2.29 -0.441 1.01
Fertility Sub Index 6.96
Calving Interval (days) -3.95 -1.459 5.76
Survival (%) 1.07 1.117 1.20
Calving Sub Index 2.11
Gestation Length (days) -2.30 -0.919 2.11
Beef Sub Index -0.06
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) -1.57 -0.432 0.68
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 14.82

* Based on an €80/tonne carbon price