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 -6.84
Milk (kg) 92.00 -0.014 -1.29
Fat (kg) 9.90 -0.375 -3.71
Prot (kg) 4.17 -0.441 -1.84
Fertility Sub Index -3.33
Calving Interval (days) 1.76 -1.459 -2.57
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 1.73
Gestation Length (days) -1.88 -0.919 1.73
Beef Sub Index 0.20
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index -3.58

* Based on an €80/tonne carbon price