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 -10.25
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) 17.98 -0.375 -6.73
Prot (kg) 7.17 -0.441 -3.16
Fertility Sub Index 11.16
Calving Interval (days) -5.16 -1.459 7.53
Survival (%) 3.25 1.117 3.63
Calving Sub Index 3.40
Gestation Length (days) -3.70 -0.919 3.40
Beef Sub Index 0.26
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 4.78 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index 3.96

* Based on an €80/tonne carbon price