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 45.28
Milk (kg) -915.00 -0.014 12.81
Fat (kg) -47.72 -0.375 17.87
Prot (kg) -33.08 -0.441 14.60
Fertility Sub Index 7.49
Calving Interval (days) -3.63 -1.459 5.30
Survival (%) 1.96 1.117 2.19
Calving Sub Index -1.31
Gestation Length (days) 1.42 -0.919 -1.31
Beef Sub Index -3.63
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 6.82 -0.432 -2.94
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 52.22

* Based on an €80/tonne carbon price