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 5.16
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -4.98 -0.375 1.87
Prot (kg) -5.98 -0.441 2.64
Fertility Sub Index 3.02
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 0.74 1.117 0.83
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.08
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 5.80 -0.432 -2.50
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index 7.41

* Based on an €80/tonne carbon price