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Oestrus synchronisation with progesterone-containing sponge and equine chorionic gonadotropin in Pirlak ewes during the non-breeding season: can Toryum improve fertility parameters? Cover

Oestrus synchronisation with progesterone-containing sponge and equine chorionic gonadotropin in Pirlak ewes during the non-breeding season: can Toryum improve fertility parameters?

Open Access
|Nov 2020

Figures & Tables

Fig. 1

Schematic view of synchronisationeCG – equine chorionic gonadotropin; T – Toryum soft capsule; d – day; USG – transrectal ultrasonography; ED – oestrus detection
Schematic view of synchronisationeCG – equine chorionic gonadotropin; T – Toryum soft capsule; d – day; USG – transrectal ultrasonography; ED – oestrus detection

Ingredients and composition of concentrate mixture fed to ewes

Items%
Barley28.00
Wheat bran16.65
Corn40.00
Cottonseed meal (38 CP)6.00
Soybean meal (48 CP)5.28
Marble powder2.77
Salt1.00
Vitamin and mineral premix*0.30

Type of birth and gender rates in groups

ParametersG1 (n = 30)G2 (n = 30)G3 (n = 30)G4 (n = 30)P value
Single50 (10/20)85.7 (12/14)57.1 (8/14)75 (9/12)NS
Birth type (%)Twin45 (9/20)14.3 (2/14)42.9 (6/14)25 (3/12)NS
Triplets5 (1/20)0 (0/14)0 (0/14)0 (0/12)-
Gender (%)Female Male51.6 (16/31) 48.4 (15/31)37.5 (6/16) 62.5 (10/16)45 (9/20) 55 (11/20)40 (6/15) 60 (9/15)NS NS

Contents of Toryum soft capsules in 1 kg

Vitamins
Vitamin A5,000,000 IU
Vitamin D31,200,000 IU
Vitamin E50,000 mg
Vitamin K3600 mg
Fatty acid
Eicosapentaenoic Acid (EPA, Omega 3)43,450 mg
Docosahexaenoic Acid (DHA, Omega 3)29,000 mg
Minerals
Sodium500 mg
Potassium500 mg
Calcium1,600 mg
Magnesium800 mg
Trace elements
Copper (CuSO4)2,000 mg
Iron (FeCO3)2,000 mg
Manganese (MnSO4)2,000 mg
Zinc (ZnO)2,000 mg
Phosphorus (H3PO4)800 mg
Iodine (NaI)100 mg
Selenium (Na2SeO3)1,500 mg

Changes in fertility parameters in the groups

Fertility parametersG1 (n = 30)G2 (n = 30)G3 (n = 30)G4 (n = 30)P value
Oestrus onset (h)

– oestrus onset hour is given as mean ± SEM

37.3 ± 0.8

– difference between values in the same row with different letters is significant

36.5 ± 0.9

– difference between values in the same row with different letters is significant

31.9 ± 1.4

– difference between values in the same row with different letters is significant

30.1 ± 1.3

– difference between values in the same row with different letters is significant

< 0.001
Oestrus rate (%)100 (30/30)96.7 (29/30)100 (30/30)93.3 (28/30)NS
Pregnancy rate (%)

– pregnancy rate on the 30th d after mating; NS – non-significant

66.7 (20/30)

– significant difference between G1 and G4; eCG – equine chorionic gonadotropin

46.7 (14/30)50 (15/30)40 (12/30)

– significant difference between G1 and G4; eCG – equine chorionic gonadotropin

< 0.05
Conception rate (%)66.7 (20/30)48.3 (14/29)50 (15/30)42.9 (12/28)NS
Lambing rate (%)100 (20/20)100 (14/14)93.3 (14/15)100 (12/12)NS
Multiple birth rate (%)50 (10/20)14.3 (2/14)42.9 (6/14)25 (3/12)NS
Litter size (n)1.551.141.431.25NS
Survival rate (%)87.1 (27/31)87.5 (14/16)95.0 (19/20)86.67 (13/15)NS
Language: English
Page range: 573 - 579
Submitted on: May 1, 2020
Accepted on: Oct 20, 2020
Published on: Nov 6, 2020
Published by: National Veterinary Research Institute in Pulawy
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year

© 2020 Mushap Kuru, Buket Boga Kuru, Osman Sogukpinar, Cigdem Cebi Sen, Hasan Oral, Turgut Kirmizibayrak, published by National Veterinary Research Institute in Pulawy
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.