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 -4.13
Milk (kg) 161.00 -0.014 -2.25
Fat (kg) 3.35 -0.375 -1.25
Prot (kg) 1.41 -0.441 -0.62
Fertility Sub Index -11.13
Calving Interval (days) 6.00 -1.459 -8.75
Survival (%) -2.13 1.117 -2.38
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index -3.24
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 6.16 -0.432 -2.66
Maintenance Sub Index Maint. Sub Index -3.43
Live WT (kg) 11.20 -0.307 -3.43
Total Carbon Sub Index -20.91

* Based on an €80/tonne carbon price