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 1.49
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -0.41 -0.375 0.15
Prot (kg) -2.34 -0.441 1.03
Fertility Sub Index 7.24
Calving Interval (days) -4.26 -1.459 6.22
Survival (%) 0.92 1.117 1.03
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.43
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 14.80

* Based on an €80/tonne carbon price