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 7.13
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -5.63 -0.375 2.11
Prot (kg) -5.36 -0.441 2.37
Fertility Sub Index 6.31
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) 2.06 1.117 2.30
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.45
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 20.99

* Based on an €80/tonne carbon price