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 4.58
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -4.68 -0.375 1.75
Prot (kg) -1.90 -0.441 0.84
Fertility Sub Index 7.36
Calving Interval (days) -3.09 -1.459 4.51
Survival (%) 2.55 1.117 2.85
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.15
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 4.98 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 17.17

* Based on an €80/tonne carbon price