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 8.38
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -8.97 -0.375 3.36
Prot (kg) -5.66 -0.441 2.50
Fertility Sub Index 7.88
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 2.00 1.117 2.23
Calving Sub Index -0.75
Gestation Length (days) 0.82 -0.919 -0.75
Beef Sub Index 1.51
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 20.81

* Based on an €80/tonne carbon price