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 14.12
Milk (kg) -324.00 -0.014 4.54
Fat (kg) -11.99 -0.375 4.49
Prot (kg) -11.53 -0.441 5.09
Fertility Sub Index 8.38
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 2.45 1.117 2.74
Calving Sub Index -3.41
Gestation Length (days) 3.71 -0.919 -3.41
Beef Sub Index 2.48
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -3.54 -0.432 1.53
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 24.02

* Based on an €80/tonne carbon price