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 15.33
Milk (kg) -331.00 -0.014 4.63
Fat (kg) -13.61 -0.375 5.10
Prot (kg) -12.69 -0.441 5.60
Fertility Sub Index 14.31
Calving Interval (days) -7.16 -1.459 10.45
Survival (%) 3.46 1.117 3.87
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index -0.57
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 32.32

* Based on an €80/tonne carbon price