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 7.24
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -7.62 -0.375 2.85
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index 8.26
Calving Interval (days) -4.06 -1.459 5.92
Survival (%) 2.09 1.117 2.33
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.38
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 2.78 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 26.60

* Based on an €80/tonne carbon price