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 14.22
Milk (kg) -294.00 -0.014 4.12
Fat (kg) -10.37 -0.375 3.88
Prot (kg) -14.10 -0.441 6.22
Fertility Sub Index 5.87
Calving Interval (days) -3.23 -1.459 4.71
Survival (%) 1.04 1.117 1.16
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 0.13
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) -0.92 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 23.47

* Based on an €80/tonne carbon price