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 8.50
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -7.19 -0.375 2.69
Prot (kg) -7.28 -0.441 3.21
Fertility Sub Index 1.13
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.15 1.117 0.17
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.74
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -1.46 -0.432 0.63
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 12.88

* Based on an €80/tonne carbon price