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 10.53
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -8.75 -0.375 3.28
Prot (kg) -9.45 -0.441 4.17
Fertility Sub Index 10.89
Calving Interval (days) -6.03 -1.459 8.80
Survival (%) 1.87 1.117 2.09
Calving Sub Index -1.01
Gestation Length (days) 1.10 -0.919 -1.01
Beef Sub Index 1.35
Carcass Weight (kg) -2.25 -0.528 1.19
Age of Slaughter (days) -0.37 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 0.48
Live WT (kg) -1.55 -0.307 0.48
Total Carbon Sub Index 22.22

* Based on an €80/tonne carbon price