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 -7.03
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 10.33 -0.375 -3.87
Prot (kg) 6.50 -0.441 -2.87
Fertility Sub Index 12.55
Calving Interval (days) -7.82 -1.459 11.41
Survival (%) 1.02 1.117 1.14
Calving Sub Index 2.32
Gestation Length (days) -2.52 -0.919 2.32
Beef Sub Index -1.63
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index 4.06

* Based on an €80/tonne carbon price