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 3.03
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -1.11 -0.375 0.42
Prot (kg) -3.44 -0.441 1.52
Fertility Sub Index 5.35
Calving Interval (days) -2.40 -1.459 3.50
Survival (%) 1.65 1.117 1.84
Calving Sub Index -0.09
Gestation Length (days) 0.10 -0.919 -0.09
Beef Sub Index 1.85
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 8.06
Live WT (kg) -26.30 -0.307 8.06
Total Carbon Sub Index 18.19

* Based on an €80/tonne carbon price