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 -5.57
Milk (kg) 64.00 -0.014 -0.90
Fat (kg) 6.39 -0.375 -2.39
Prot (kg) 5.17 -0.441 -2.28
Fertility Sub Index 7.30
Calving Interval (days) -3.76 -1.459 5.49
Survival (%) 1.62 1.117 1.81
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -2.75
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 3.31 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 5.36

* Based on an €80/tonne carbon price