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 -3.59
Milk (kg) 137.00 -0.014 -1.92
Fat (kg) 2.14 -0.375 -0.80
Prot (kg) 1.97 -0.441 -0.87
Fertility Sub Index 1.53
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) 0.19 1.117 0.21
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.06
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.68 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 7.07

* Based on an €80/tonne carbon price