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 -5.71
Milk (kg) 189.00 -0.014 -2.65
Fat (kg) 3.17 -0.375 -1.19
Prot (kg) 4.25 -0.441 -1.88
Fertility Sub Index -6.98
Calving Interval (days) 3.94 -1.459 -5.75
Survival (%) -1.10 1.117 -1.23
Calving Sub Index 1.58
Gestation Length (days) -1.72 -0.919 1.58
Beef Sub Index 0.47
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index -10.36

* Based on an €80/tonne carbon price