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 1.11
Milk (kg) -81.00 -0.014 1.13
Fat (kg) 1.23 -0.375 -0.46
Prot (kg) -0.99 -0.441 0.44
Fertility Sub Index 8.26
Calving Interval (days) -4.40 -1.459 6.42
Survival (%) 1.65 1.117 1.84
Calving Sub Index 0.95
Gestation Length (days) -1.03 -0.919 0.95
Beef Sub Index 1.52
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 15.11

* Based on an €80/tonne carbon price