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 5.38
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -3.37 -0.375 1.26
Prot (kg) -5.58 -0.441 2.46
Fertility Sub Index 6.98
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) 1.00 1.117 1.12
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 0.38
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 16.68

* Based on an €80/tonne carbon price