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 13.21
Milk (kg) -337.00 -0.014 4.72
Fat (kg) -13.27 -0.375 4.97
Prot (kg) -7.99 -0.441 3.53
Fertility Sub Index 6.88
Calving Interval (days) -4.05 -1.459 5.91
Survival (%) 0.87 1.117 0.97
Calving Sub Index 2.38
Gestation Length (days) -2.59 -0.919 2.38
Beef Sub Index 0.40
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) -1.91 -0.432 0.82
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 25.88

* Based on an €80/tonne carbon price