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 -11.56
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) 16.03 -0.375 -6.00
Prot (kg) 11.86 -0.441 -5.23
Fertility Sub Index 4.06
Calving Interval (days) -2.28 -1.459 3.33
Survival (%) 0.66 1.117 0.74
Calving Sub Index 3.38
Gestation Length (days) -3.68 -0.919 3.38
Beef Sub Index 5.83
Carcass Weight (kg) -16.90 -0.528 8.91
Age of Slaughter (days) 7.15 -0.432 -3.09
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 8.06

* Based on an €80/tonne carbon price