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 1.27
Milk (kg) -105.00 -0.014 1.47
Fat (kg) 6.15 -0.375 -2.30
Prot (kg) -4.77 -0.441 2.11
Fertility Sub Index 7.54
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 2.18 1.117 2.44
Calving Sub Index -1.31
Gestation Length (days) 1.43 -0.919 -1.31
Beef Sub Index 3.23
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 13.88

* Based on an €80/tonne carbon price