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 6.36
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -5.74 -0.375 2.15
Prot (kg) -4.68 -0.441 2.07
Fertility Sub Index 4.12
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) 0.32 1.117 0.36
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index -1.43
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) -0.10 -0.432 0.04
Maintenance Sub Index Maint. Sub Index -1.62
Live WT (kg) 5.30 -0.307 -1.62
Total Carbon Sub Index 7.59

* Based on an €80/tonne carbon price