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 3.75
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -2.42 -0.375 0.91
Prot (kg) -2.95 -0.441 1.30
Fertility Sub Index 6.89
Calving Interval (days) -4.10 -1.459 5.98
Survival (%) 0.81 1.117 0.90
Calving Sub Index 1.26
Gestation Length (days) -1.37 -0.919 1.26
Beef Sub Index 3.10
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 19.47

* Based on an €80/tonne carbon price