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 10.35
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -9.60 -0.375 3.60
Prot (kg) -8.86 -0.441 3.91
Fertility Sub Index 9.11
Calving Interval (days) -4.82 -1.459 7.03
Survival (%) 1.86 1.117 2.08
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index -0.12
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 22.83

* Based on an €80/tonne carbon price