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 11.40
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -11.01 -0.375 4.12
Prot (kg) -9.28 -0.441 4.10
Fertility Sub Index 6.83
Calving Interval (days) -4.92 -1.459 7.18
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.38
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 20.27

* Based on an €80/tonne carbon price