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 13.03
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -11.14 -0.375 4.17
Prot (kg) -11.43 -0.441 5.04
Fertility Sub Index 7.26
Calving Interval (days) -4.47 -1.459 6.52
Survival (%) 0.66 1.117 0.74
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.35
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -0.31 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 22.91

* Based on an €80/tonne carbon price