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 12.95
Milk (kg) -194.00 -0.014 2.72
Fat (kg) -16.33 -0.375 6.12
Prot (kg) -9.34 -0.441 4.12
Fertility Sub Index 4.55
Calving Interval (days) -2.14 -1.459 3.12
Survival (%) 1.28 1.117 1.43
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index -2.07
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 15.82

* Based on an €80/tonne carbon price