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 -2.94
Milk (kg) 35.00 -0.014 -0.49
Fat (kg) 3.23 -0.375 -1.21
Prot (kg) 2.81 -0.441 -1.24
Fertility Sub Index -2.58
Calving Interval (days) 1.47 -1.459 -2.14
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 1.73
Gestation Length (days) -1.88 -0.919 1.73
Beef Sub Index -1.07
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 5.53 -0.432 -2.39
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index -3.20

* Based on an €80/tonne carbon price