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 17.10
Milk (kg) -347.00 -0.014 4.86
Fat (kg) -16.28 -0.375 6.10
Prot (kg) -13.91 -0.441 6.14
Fertility Sub Index 6.21
Calving Interval (days) -3.98 -1.459 5.81
Survival (%) 0.36 1.117 0.40
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 0.68
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 28.50

* Based on an €80/tonne carbon price