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 6.51
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -8.43 -0.375 3.16
Prot (kg) -3.29 -0.441 1.45
Fertility Sub Index 9.60
Calving Interval (days) -4.43 -1.459 6.46
Survival (%) 2.81 1.117 3.14
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.86
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 24.86

* Based on an €80/tonne carbon price