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 -4.56
Milk (kg) 90.00 -0.014 -1.26
Fat (kg) 5.45 -0.375 -2.04
Prot (kg) 2.85 -0.441 -1.26
Fertility Sub Index 7.42
Calving Interval (days) -3.47 -1.459 5.06
Survival (%) 2.11 1.117 2.36
Calving Sub Index -1.67
Gestation Length (days) 1.82 -0.919 -1.67
Beef Sub Index -2.58
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 5.12 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 2.84

* Based on an €80/tonne carbon price