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 1.63
Milk (kg) -106.00 -0.014 1.48
Fat (kg) 5.48 -0.375 -2.05
Prot (kg) -4.99 -0.441 2.20
Fertility Sub Index 4.05
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) 1.03 1.117 1.15
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index -0.38
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.84 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index 4.25

* Based on an €80/tonne carbon price