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 6.04
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -3.91 -0.375 1.46
Prot (kg) -4.18 -0.441 1.84
Fertility Sub Index 10.33
Calving Interval (days) -5.18 -1.459 7.56
Survival (%) 2.48 1.117 2.77
Calving Sub Index 1.97
Gestation Length (days) -2.14 -0.919 1.97
Beef Sub Index -2.42
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 5.23 -0.432 -2.26
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 18.59

* Based on an €80/tonne carbon price