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 -4.63
Milk (kg) 69.00 -0.014 -0.97
Fat (kg) 3.61 -0.375 -1.35
Prot (kg) 5.24 -0.441 -2.31
Fertility Sub Index -9.71
Calving Interval (days) 7.22 -1.459 -10.53
Survival (%) 0.74 1.117 0.83
Calving Sub Index -2.18
Gestation Length (days) 2.37 -0.919 -2.18
Beef Sub Index 3.21
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -4.37 -0.432 1.89
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -12.69

* Based on an €80/tonne carbon price