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 9.24
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -8.30 -0.375 3.11
Prot (kg) -9.26 -0.441 4.09
Fertility Sub Index -0.05
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) -0.01 1.117 -0.01
Calving Sub Index -0.43
Gestation Length (days) 0.47 -0.919 -0.43
Beef Sub Index 0.15
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 9.12

* Based on an €80/tonne carbon price