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 10.90
Milk (kg) -444.00 -0.014 6.22
Fat (kg) -1.43 -0.375 0.54
Prot (kg) -9.41 -0.441 4.15
Fertility Sub Index 5.00
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) 1.88 1.117 2.10
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -1.22
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 8.32 -0.432 -3.59
Maintenance Sub Index Maint. Sub Index 7.97
Live WT (kg) -26.00 -0.307 7.97
Total Carbon Sub Index 23.42

* Based on an €80/tonne carbon price