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 7.40
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -7.23 -0.375 2.71
Prot (kg) -4.17 -0.441 1.84
Fertility Sub Index 4.10
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) 1.38 1.117 1.54
Calving Sub Index -0.61
Gestation Length (days) 0.66 -0.919 -0.61
Beef Sub Index -4.21
Carcass Weight (kg) 5.90 -0.528 -3.11
Age of Slaughter (days) 2.54 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 7.08

* Based on an €80/tonne carbon price