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 1.28
Milk (kg) -27.00 -0.014 0.38
Fat (kg) 1.09 -0.375 -0.41
Prot (kg) -2.97 -0.441 1.31
Fertility Sub Index 4.52
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 1.04 1.117 1.16
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 2.48
Carcass Weight (kg) -8.90 -0.528 4.69
Age of Slaughter (days) 5.13 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 14.08

* Based on an €80/tonne carbon price