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 6.18
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -6.23 -0.375 2.33
Prot (kg) -2.92 -0.441 1.29
Fertility Sub Index 8.72
Calving Interval (days) -4.60 -1.459 6.71
Survival (%) 1.80 1.117 2.01
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.71
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 3.99 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 22.63

* Based on an €80/tonne carbon price