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 7.07
Milk (kg) -241.00 -0.014 3.37
Fat (kg) -2.66 -0.375 1.00
Prot (kg) -6.11 -0.441 2.70
Fertility Sub Index 6.20
Calving Interval (days) -4.43 -1.459 6.46
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index 3.14
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 21.29

* Based on an €80/tonne carbon price