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 9.06
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -9.48 -0.375 3.55
Prot (kg) -9.37 -0.441 4.14
Fertility Sub Index 7.31
Calving Interval (days) -4.15 -1.459 6.06
Survival (%) 1.12 1.117 1.25
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index 2.60
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 1.06 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 24.46

* Based on an €80/tonne carbon price