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 0.31
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -0.41 -0.375 0.15
Prot (kg) -0.23 -0.441 0.10
Fertility Sub Index 6.48
Calving Interval (days) -3.67 -1.459 5.35
Survival (%) 1.01 1.117 1.13
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 0.03
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 10.13

* Based on an €80/tonne carbon price