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 -6.06
Milk (kg) 256.00 -0.014 -3.58
Fat (kg) 3.30 -0.375 -1.24
Prot (kg) 2.82 -0.441 -1.24
Fertility Sub Index -0.74
Calving Interval (days) 0.73 -1.459 -1.07
Survival (%) 0.29 1.117 0.32
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 0.32
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 4.39 -0.432 -1.90
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index -5.80

* Based on an €80/tonne carbon price