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 7.87
Milk (kg) -298.00 -0.014 4.17
Fat (kg) -1.52 -0.375 0.57
Prot (kg) -7.08 -0.441 3.12
Fertility Sub Index 4.85
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -2.16
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 8.67 -0.432 -3.74
Maintenance Sub Index Maint. Sub Index 6.84
Live WT (kg) -22.30 -0.307 6.84
Total Carbon Sub Index 18.13

* Based on an €80/tonne carbon price