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 7.88
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -6.76 -0.375 2.53
Prot (kg) -8.08 -0.441 3.57
Fertility Sub Index 6.99
Calving Interval (days) -4.03 -1.459 5.88
Survival (%) 0.99 1.117 1.11
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 3.04
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) -1.31 -0.432 0.57
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 21.85

* Based on an €80/tonne carbon price