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 6.60
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -5.37 -0.375 2.01
Prot (kg) -4.50 -0.441 1.99
Fertility Sub Index 5.94
Calving Interval (days) -3.17 -1.459 4.63
Survival (%) 1.18 1.117 1.32
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index 1.74
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -3.05 -0.432 1.32
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 19.64

* Based on an €80/tonne carbon price