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 2.99
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -0.82 -0.375 0.31
Prot (kg) -3.51 -0.441 1.55
Fertility Sub Index 6.12
Calving Interval (days) -3.32 -1.459 4.84
Survival (%) 1.14 1.117 1.27
Calving Sub Index 1.65
Gestation Length (days) -1.80 -0.919 1.65
Beef Sub Index 1.93
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 4.21 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 15.81

* Based on an €80/tonne carbon price