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 6.13
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -8.50 -0.375 3.18
Prot (kg) -3.62 -0.441 1.60
Fertility Sub Index 9.15
Calving Interval (days) -3.76 -1.459 5.49
Survival (%) 3.28 1.117 3.66
Calving Sub Index 1.82
Gestation Length (days) -1.98 -0.919 1.82
Beef Sub Index -1.72
Carcass Weight (kg) 4.70 -0.528 -2.48
Age of Slaughter (days) -1.77 -0.432 0.76
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index 13.23

* Based on an €80/tonne carbon price