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 11.83
Milk (kg) -270.00 -0.014 3.78
Fat (kg) -12.63 -0.375 4.73
Prot (kg) -7.51 -0.441 3.31
Fertility Sub Index 5.14
Calving Interval (days) -3.04 -1.459 4.44
Survival (%) 0.63 1.117 0.70
Calving Sub Index -1.60
Gestation Length (days) 1.74 -0.919 -1.60
Beef Sub Index -3.28
Carcass Weight (kg) 7.20 -0.528 -3.80
Age of Slaughter (days) -1.19 -0.432 0.51
Maintenance Sub Index Maint. Sub Index -0.74
Live WT (kg) 2.40 -0.307 -0.74
Total Carbon Sub Index 11.34

* Based on an €80/tonne carbon price