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 14.13
Milk (kg) -340.00 -0.014 4.76
Fat (kg) -12.76 -0.375 4.78
Prot (kg) -10.39 -0.441 4.59
Fertility Sub Index 3.88
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 1.12 1.117 1.25
Calving Sub Index -1.29
Gestation Length (days) 1.40 -0.919 -1.29
Beef Sub Index -2.34
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 3.84 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 17.90

* Based on an €80/tonne carbon price