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 7.87
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -8.91 -0.375 3.34
Prot (kg) -5.42 -0.441 2.39
Fertility Sub Index 6.85
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) 2.20 1.117 2.46
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -2.09
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 7.17 -0.432 -3.10
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 17.30

* Based on an €80/tonne carbon price