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 14.54
Milk (kg) -306.00 -0.014 4.28
Fat (kg) -12.91 -0.375 4.84
Prot (kg) -12.29 -0.441 5.42
Fertility Sub Index 5.99
Calving Interval (days) -4.15 -1.459 6.06
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 0.91
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) -1.62 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 21.03

* Based on an €80/tonne carbon price