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 8.99
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -8.03 -0.375 3.01
Prot (kg) -7.63 -0.441 3.37
Fertility Sub Index 4.84
Calving Interval (days) -2.45 -1.459 3.57
Survival (%) 1.13 1.117 1.26
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.19
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.60 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 24.51

* Based on an €80/tonne carbon price