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 2.13
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -2.83 -0.375 1.06
Prot (kg) -0.67 -0.441 0.30
Fertility Sub Index -0.13
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) 1.33 1.117 1.49
Calving Sub Index -0.35
Gestation Length (days) 0.38 -0.919 -0.35
Beef Sub Index -2.17
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.44 -0.432 -3.64
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 6.03

* Based on an €80/tonne carbon price