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 -4.45
Milk (kg) 226.00 -0.014 -3.16
Fat (kg) -0.27 -0.375 0.10
Prot (kg) 3.14 -0.441 -1.39
Fertility Sub Index -2.20
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 1.46
Gestation Length (days) -1.59 -0.919 1.46
Beef Sub Index -2.74
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 4.88 -0.432 -2.11
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -7.81

* Based on an €80/tonne carbon price