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 4.20
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -3.83 -0.375 1.43
Prot (kg) -2.68 -0.441 1.18
Fertility Sub Index -0.33
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) 1.22 1.117 1.36
Calving Sub Index -0.75
Gestation Length (days) 0.82 -0.919 -0.75
Beef Sub Index -0.80
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 6.99 -0.432 -3.02
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 8.47

* Based on an €80/tonne carbon price