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 2.77
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -3.26 -0.375 1.22
Prot (kg) -3.07 -0.441 1.35
Fertility Sub Index 7.57
Calving Interval (days) -4.33 -1.459 6.32
Survival (%) 1.12 1.117 1.25
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 2.68
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 3.45 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 20.17

* Based on an €80/tonne carbon price