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 20.09
Milk (kg) -421.00 -0.014 5.89
Fat (kg) -24.36 -0.375 9.12
Prot (kg) -11.50 -0.441 5.08
Fertility Sub Index 7.58
Calving Interval (days) -4.89 -1.459 7.13
Survival (%) 0.40 1.117 0.45
Calving Sub Index 1.63
Gestation Length (days) -1.77 -0.919 1.63
Beef Sub Index 2.99
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -1.92 -0.432 0.83
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 39.10

* Based on an €80/tonne carbon price