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 3.33
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -1.84 -0.375 0.69
Prot (kg) -2.69 -0.441 1.19
Fertility Sub Index 5.27
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 1.71 1.117 1.91
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.61
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.19 -0.432 0.08
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 18.00

* Based on an €80/tonne carbon price