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 -11.88
Milk (kg) 22.00 -0.014 -0.31
Fat (kg) 19.59 -0.375 -7.34
Prot (kg) 9.60 -0.441 -4.24
Fertility Sub Index 11.02
Calving Interval (days) -4.60 -1.459 6.71
Survival (%) 3.86 1.117 4.31
Calving Sub Index 4.27
Gestation Length (days) -4.64 -0.919 4.27
Beef Sub Index 0.43
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 5.49 -0.432 -2.37
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index 2.61

* Based on an €80/tonne carbon price