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 23.02
Milk (kg) -556.00 -0.014 7.78
Fat (kg) -21.66 -0.375 8.11
Prot (kg) -16.15 -0.441 7.13
Fertility Sub Index 6.08
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 1.05 1.117 1.17
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.37
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -3.41 -0.432 1.47
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 37.05

* Based on an €80/tonne carbon price