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 18.11
Milk (kg) -346.00 -0.014 4.84
Fat (kg) -16.29 -0.375 6.10
Prot (kg) -16.24 -0.441 7.17
Fertility Sub Index 6.20
Calving Interval (days) -4.40 -1.459 6.42
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index 0.51
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.29 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 27.20

* Based on an €80/tonne carbon price