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 1.14
Milk (kg) -123.00 -0.014 1.72
Fat (kg) 5.76 -0.375 -2.16
Prot (kg) -3.56 -0.441 1.57
Fertility Sub Index 8.77
Calving Interval (days) -5.13 -1.459 7.48
Survival (%) 1.15 1.117 1.28
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 1.42
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.12 -0.432 0.05
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 13.98

* Based on an €80/tonne carbon price