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 4.08
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -3.84 -0.375 1.44
Prot (kg) -3.25 -0.441 1.43
Fertility Sub Index 6.19
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 1.65 1.117 1.84
Calving Sub Index -1.17
Gestation Length (days) 1.27 -0.919 -1.17
Beef Sub Index -5.74
Carcass Weight (kg) 6.30 -0.528 -3.32
Age of Slaughter (days) 5.59 -0.432 -2.41
Maintenance Sub Index Maint. Sub Index -2.24
Live WT (kg) 7.30 -0.307 -2.24
Total Carbon Sub Index 1.13

* Based on an €80/tonne carbon price