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 5.08
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -8.16 -0.375 3.06
Prot (kg) -1.23 -0.441 0.54
Fertility Sub Index 6.62
Calving Interval (days) -3.41 -1.459 4.98
Survival (%) 1.47 1.117 1.64
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.67
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -2.88 -0.432 1.24
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 24.46

* Based on an €80/tonne carbon price