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 1.19
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -0.97 -0.375 0.36
Prot (kg) -0.70 -0.441 0.31
Fertility Sub Index -0.38
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 1.23 1.117 1.37
Calving Sub Index -0.49
Gestation Length (days) 0.53 -0.919 -0.49
Beef Sub Index -2.13
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 7.74 -0.432 -3.34
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 4.05

* Based on an €80/tonne carbon price