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 -8.00
Milk (kg) 169.00 -0.014 -2.37
Fat (kg) 8.15 -0.375 -3.05
Prot (kg) 5.84 -0.441 -2.58
Fertility Sub Index 5.24
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) 1.10 1.117 1.23
Calving Sub Index 1.53
Gestation Length (days) -1.66 -0.919 1.53
Beef Sub Index 1.60
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) 8.38 -0.432 -3.62
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 1.82

* Based on an €80/tonne carbon price