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 5.74
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -8.95 -0.375 3.35
Prot (kg) -1.38 -0.441 0.61
Fertility Sub Index 5.47
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) 1.40 1.117 1.56
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.84
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.72 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 22.16

* Based on an €80/tonne carbon price