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 9.51
Milk (kg) -270.00 -0.014 3.78
Fat (kg) -5.10 -0.375 1.91
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index 4.96
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 0.99 1.117 1.11
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index -1.20
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 15.47

* Based on an €80/tonne carbon price