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 4.36
Milk (kg) -185.00 -0.014 2.59
Fat (kg) 0.73 -0.375 -0.27
Prot (kg) -4.64 -0.441 2.05
Fertility Sub Index 4.16
Calving Interval (days) -1.65 -1.459 2.41
Survival (%) 1.57 1.117 1.75
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index -1.84
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 8.67 -0.432 -3.74
Maintenance Sub Index Maint. Sub Index 7.17
Live WT (kg) -23.40 -0.307 7.17
Total Carbon Sub Index 14.64

* Based on an €80/tonne carbon price