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 17.82
Milk (kg) -545.00 -0.014 7.63
Fat (kg) -11.06 -0.375 4.14
Prot (kg) -13.70 -0.441 6.05
Fertility Sub Index 7.65
Calving Interval (days) -3.77 -1.459 5.50
Survival (%) 1.92 1.117 2.15
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 2.07
Carcass Weight (kg) -10.80 -0.528 5.70
Age of Slaughter (days) 8.40 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 11.40
Live WT (kg) -37.20 -0.307 11.40
Total Carbon Sub Index 40.14

* Based on an €80/tonne carbon price