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 15.79
Milk (kg) -364.00 -0.014 5.10
Fat (kg) -14.76 -0.375 5.53
Prot (kg) -11.70 -0.441 5.16
Fertility Sub Index 4.29
Calving Interval (days) -2.26 -1.459 3.30
Survival (%) 0.89 1.117 0.99
Calving Sub Index 1.17
Gestation Length (days) -1.27 -0.919 1.17
Beef Sub Index 2.00
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -3.77 -0.432 1.63
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 27.66

* Based on an €80/tonne carbon price