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 3.07
Milk (kg) -206.00 -0.014 2.88
Fat (kg) 3.06 -0.375 -1.15
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index 7.04
Calving Interval (days) -4.03 -1.459 5.88
Survival (%) 1.04 1.117 1.16
Calving Sub Index 2.16
Gestation Length (days) -2.35 -0.919 2.16
Beef Sub Index 1.13
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.81 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 16.40

* Based on an €80/tonne carbon price