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 9.24
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -7.91 -0.375 2.96
Prot (kg) -7.85 -0.441 3.46
Fertility Sub Index 6.19
Calving Interval (days) -2.94 -1.459 4.29
Survival (%) 1.70 1.117 1.90
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.80
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.24 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 25.88

* Based on an €80/tonne carbon price