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 8.55
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -10.83 -0.375 4.06
Prot (kg) -5.51 -0.441 2.43
Fertility Sub Index 0.03
Calving Interval (days) 0.84 -1.459 -1.23
Survival (%) 1.12 1.117 1.25
Calving Sub Index -1.19
Gestation Length (days) 1.30 -0.919 -1.19
Beef Sub Index -4.46
Carcass Weight (kg) 3.50 -0.528 -1.85
Age of Slaughter (days) 6.06 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index 1.45

* Based on an €80/tonne carbon price