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 5.18
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -8.23 -0.375 3.08
Prot (kg) -1.20 -0.441 0.53
Fertility Sub Index 6.07
Calving Interval (days) -2.81 -1.459 4.10
Survival (%) 1.76 1.117 1.97
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.90
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -2.68 -0.432 1.16
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 24.51

* Based on an €80/tonne carbon price