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 28.53
Milk (kg) -540.00 -0.014 7.56
Fat (kg) -26.59 -0.375 9.96
Prot (kg) -24.94 -0.441 11.01
Fertility Sub Index 6.38
Calving Interval (days) -2.84 -1.459 4.14
Survival (%) 2.00 1.117 2.23
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index -0.69
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 5.01 -0.432 -2.16
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 39.40

* Based on an €80/tonne carbon price