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 3.28
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) -3.64 -0.375 1.36
Prot (kg) -4.98 -0.441 2.20
Fertility Sub Index 9.20
Calving Interval (days) -5.42 -1.459 7.91
Survival (%) 1.16 1.117 1.30
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 1.03
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 19.05

* Based on an €80/tonne carbon price