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 -7.69
Milk (kg) 146.00 -0.014 -2.04
Fat (kg) 7.10 -0.375 -2.66
Prot (kg) 6.76 -0.441 -2.98
Fertility Sub Index 1.75
Calving Interval (days) -1.29 -1.459 1.88
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.52
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 2.29 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index -6.60

* Based on an €80/tonne carbon price