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 -3.98
Milk (kg) 87.00 -0.014 -1.22
Fat (kg) 5.93 -0.375 -2.22
Prot (kg) 1.23 -0.441 -0.54
Fertility Sub Index -2.31
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) -0.40 1.117 -0.45
Calving Sub Index 2.13
Gestation Length (days) -2.32 -0.919 2.13
Beef Sub Index -2.19
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 4.22 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index -0.34
Live WT (kg) 1.10 -0.307 -0.34
Total Carbon Sub Index -6.69

* Based on an €80/tonne carbon price