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 -8.62
Milk (kg) 257.00 -0.014 -3.60
Fat (kg) 3.26 -0.375 -1.22
Prot (kg) 8.62 -0.441 -3.80
Fertility Sub Index -1.60
Calving Interval (days) 0.96 -1.459 -1.40
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index 1.01
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 3.40 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index -4.78

* Based on an €80/tonne carbon price