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 5.13
Milk (kg) -245.00 -0.014 3.43
Fat (kg) -0.65 -0.375 0.24
Prot (kg) -3.31 -0.441 1.46
Fertility Sub Index 8.57
Calving Interval (days) -4.32 -1.459 6.30
Survival (%) 2.03 1.117 2.27
Calving Sub Index -0.09
Gestation Length (days) 0.10 -0.919 -0.09
Beef Sub Index 1.58
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 3.06 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 7.45
Live WT (kg) -24.30 -0.307 7.45
Total Carbon Sub Index 22.65

* Based on an €80/tonne carbon price