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 9.88
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -9.45 -0.375 3.54
Prot (kg) -8.52 -0.441 3.76
Fertility Sub Index 5.54
Calving Interval (days) -3.94 -1.459 5.75
Survival (%) -0.19 1.117 -0.21
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 3.34
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -1.74 -0.432 0.75
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 20.51

* Based on an €80/tonne carbon price