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 0.86
Milk (kg) -121.00 -0.014 1.69
Fat (kg) 2.89 -0.375 -1.08
Prot (kg) -0.56 -0.441 0.25
Fertility Sub Index 6.62
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 1.86 1.117 2.08
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.00
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.08 -0.432 0.47
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 19.50

* Based on an €80/tonne carbon price