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 4.88
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -7.98 -0.375 2.99
Prot (kg) -0.76 -0.441 0.34
Fertility Sub Index 4.86
Calving Interval (days) -2.28 -1.459 3.33
Survival (%) 1.37 1.117 1.53
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.57
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -3.02 -0.432 1.30
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 22.40

* Based on an €80/tonne carbon price