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 12.14
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -12.00 -0.375 4.49
Prot (kg) -9.21 -0.441 4.06
Fertility Sub Index 14.06
Calving Interval (days) -8.51 -1.459 12.42
Survival (%) 1.47 1.117 1.64
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.60
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.11 -0.432 0.91
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 39.07

* Based on an €80/tonne carbon price