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 -21.14
Milk (kg) 420.00 -0.014 -5.88
Fat (kg) 19.10 -0.375 -7.15
Prot (kg) 18.36 -0.441 -8.10
Fertility Sub Index -3.35
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) -1.31 1.117 -1.46
Calving Sub Index 3.75
Gestation Length (days) -4.08 -0.919 3.75
Beef Sub Index -1.38
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 6.37 -0.432 -2.75
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -24.26

* Based on an €80/tonne carbon price