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 7.33
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -7.29 -0.375 2.73
Prot (kg) -6.40 -0.441 2.82
Fertility Sub Index 5.86
Calving Interval (days) -3.88 -1.459 5.66
Survival (%) 0.18 1.117 0.20
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 0.15
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 16.61

* Based on an €80/tonne carbon price