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 3.21
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -1.99 -0.375 0.75
Prot (kg) -2.55 -0.441 1.13
Fertility Sub Index 7.04
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) 1.89 1.117 2.11
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.66
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.25 -0.432 0.97
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 22.88

* Based on an €80/tonne carbon price